In 1902 Marconi invented two forms of magnetic detector, one of which he developed into an electric wave detector of extraordinary delicacy and utility.
A very ingenious call-bell or annunciator for use with inductive or conductive systems of wireless telegraphy was invented and described in 1898 by S.
The difficulty was first satisfactorily overcome in the long-distance transmitter, invented by A.
About clothes, and how robots will weave garments that never wear out from materials not yet invented that will cost very little.
But I do not understand how he ever thought a blind and deaf child of eleven could have invented them.
Indeed, at one time it was believed that the best way for them to communicate was through systematized gestures, the sign language invented by the Abbe de l'Epee.
The only signs which I think she may have invented were her signs for SMALL and LARGE.
So, when the alarm shrilled its two cents' worth, Dean had cussed the sadist who invented it and figured it wasn't going to be a pleasant Wednesday.
1 3p6xcv-ros, shortest, and Xpovos, time), a term invented by John Bernoulli in 1694 to denote the curve along which a body passes from one fixed point to another in the shortest time.
An electuary of opium, known as Mithradatum, was invented by Mithradates VI., king of Pontus, who lived in constant fear of being poisoned, and tested the effects of poisons on criminals, and is said to have taken poisons and their antidotes every day in the year.
The vision at Valarshapat was invented later by the Armenians when they broke with the Greeks, in order to give to their church the semblance, if not of apostolic, at least of divine origin.
The introduction in 1883 of the hard-drawn copper wire of high conductivity invented in 1877 by T.
Or, if, as the Ritschlians maintain, it is a slander invented by their enemy, C. E.
Thus diachylon plaster was invented by Menecrates in A.D.
Galen is said to have invented hiera-picra, which he employed as an anthelmintic; it is still used in England as a domestic remedy.
Mailer introduced the terms Polymyodi and Tracheophones, Huxley that of Oligomyodi; Mailer himself had, moreover, pointed out the more important characters of the mode of insertion, but it was Garrod who invented the corresponding terms of Acro- and Mesomyodi (= Tracheophones+Oligomyodi).
In 1848 Airy invented the reflex zenith tube to replace the zenith sector previously employed.
Kelway invented an electrical log in 1876.
The screw or rotatory log of Edward Massey, invented in 1802, came into general use in 1836 and continued until 1861.
But the Liverpool & Manchester railway, opened in 1830, first impressed the national mind with the fact that a revolution in the methods of travelling had really taken place; and further, it was for it that the first high-speed locomotive of the modern type was invented and constructed.
In June 1905, in commemoration of the 1200th anniversary of "the town, the bishopric and the school," an historical pageant, invented and arranged by Louis N.
At first an eight years' cycle was adopted, but it was found to be faulty, then the Jewish cycle of 84 years was used, and remained in force at Rome till the year 457, when a more accurate calculation of a cycle of 532 years, invented by Victorius of Acquitaine, took its place.
But about the time when it began to be supplanted by Arabic, two systems of vowel-signs were invented, one for the West Syrians, who borrowed the forms of Greek vowels, and the other more elaborate for the East Syrians, who used combinations of dots.
Yet Chretien does not claim to have invented the situation.
The pursuit of such happiness is taught by the "utilitarian" philosophy, an expression used by Bentham himself in 1802, and therefore not invented by J.
His earlier writings exhibit a lively and easy style, which gives place in his later treatises to sentences which are awkward from their effort after unattainable accuracy, and from the newly-invented technical nomenclature in which they are expressed.
The reaping-machine, invented in 1812 by John Common, improved upon by the Rev. Patrick Bell in England and by Cyrus H.
The methods applied to economics in the 18th and the early part of the 19th century were no more invented with a special view to that subject than the principles of early railway legislation, in the domain.
He invented a religious system founded on the speculative mysticism of the Neoplatonists, and founded a sect, the members of which believed that the new creed would supersede all existing forms of belief.
But it is not unlikely that this story was invented to supersede the account of the incestuous union of Conchobar with his sister, which seems to be hinted at on various occasions.
He invented the wheel barometer, discussed the application of barometrical indications to meteorological forecasting, suggested a system of optical telegraphy, anticipated E.F.F.
Small's swing plough and Andrew Meikle's threshing-machine, although invented some years before this, were now perfected and brought into general use, to the great furtherance of agriculture.
At Eleusis also, Triptolemus, the son of Celeus, who was said to have invented the plough and to have been sent by Demeter round the world to diffuse the knowledge of agriculture, had a temple and threshing-floor.
In principle it had been invented by Sir Marc I.
This type, which is often known as the Vignoles rail, after Charles Blacker Vignoles (1793-1875), who re-invented it in England in 1836, is in general use in America and on the continent of Europe.
The name "Liberia" was invented by the Rev. R.
The following apparatus (invented originally by Michel of Marseilles and improved subsequently by others) enables the manufacturer to produce either of two forms of "refined" sulphur which commerce demands.
Hughes invented the microphone, but did not apply for letters patent.
Fleming 5 invented special forms of the metallic contact or metallic filings sensitive tube.
Fleming invented in 1904 a detector called an oscillation valve or glow lamp detector made as follows: 1 A small carbon filament incandescent lamp has a platinum plate or cylinder placed in it surrounding or close to the filament.
In 1836 Cooke, to whom the idea appears to have been suggested by Schilling's method, invented a telegraph in which an alphabet was worked out by the single and combined movement of three needles.
Similar instruments to the single and double needle apparatus of Cooke and Wheatstone were about the same time invented by the Rev. H.