See also:ELISHA See also:- GRAY
- GRAY (or GREY), WALTER DE (d. 1255)
- GRAY, ASA (1810-1888)
- GRAY, DAVID (1838-1861)
- ELISHA GRAY (1835-1901)
- GRAY, HENRY PETERS (1819-18/7)
- GRAY, HORACE (1828–1902)
- GRAY, JOHN DE (d. 1214)
- GRAY, JOHN EDWARD (1800–1875)
- GRAY, PATRICK GRAY, 6TH BARON (d. 1612)
- GRAY, ROBERT (1809-1872)
- GRAY, SIR THOMAS (d. c. 1369)
- GRAY, THOMAS (1716-1771)
GRAY (1835-1901)
, See also:American electrician, was See also:born in Barnesville, See also:Belmont See also:county, See also:Ohio, on the 2nd of See also:August 1835
.
He worked as a See also:carpenter and in a See also:machine See also:shop, See also:reading
in See also:physical See also:science at the same See also:- TIME (0. Eng. Lima, cf. Icel. timi, Swed. timme, hour, Dan. time; from the root also seen in " tide," properly the time of between the flow and ebb of the sea, cf. O. Eng. getidan, to happen, " even-tide," &c.; it is not directly related to Lat. tempus)
- TIME, MEASUREMENT OF
- TIME, STANDARD
time, and for five years studied at See also:Oberlin See also:College, where he taught for a time
.
He then investigated the subject of telegraphy, and in 1867 patented a telegraphic switch and annunciator
.
Experimenting in the transmittal of electro-tones and of musical tones by See also:wire, he utilized in 1874 See also:animal tissues in his receivers, and filed, on the 14th of See also:February 1876, a See also:caveat for the invention of a See also:telephone, only a few See also:hours after the filing of an application for a patent by See also:Alexander See also:Graham See also:- BELL
- BELL, ALEXANDER MELVILLE (1819—1905)
- BELL, ANDREW (1753—1832)
- BELL, GEORGE JOSEPH (1770-1843)
- BELL, HENRY (1767-1830)
- BELL, HENRY GLASSFORD (1803-1874)
- BELL, JACOB (1810-1859)
- BELL, JOHN (1691-178o)
- BELL, JOHN (1763-1820)
- BELL, JOHN (1797-1869)
- BELL, ROBERT (1800-1867)
- BELL, SIR CHARLES (1774—1842)
Bell
.
(See TELEPHONE.) The caveat was disregarded; letters patent No.174,465 were granted to Bell, whose priority of invention was upheld in 1888 by the See also:United States Supreme See also:Court (see Molecular Telephone Co. v
.
American Bell Telephone Co., 126 U.S
.
I)
.
See also:- GRAY
- GRAY (or GREY), WALTER DE (d. 1255)
- GRAY, ASA (1810-1888)
- GRAY, DAVID (1838-1861)
- GRAY, ELISHA (1835-1901)
- GRAY, HENRY PETERS (1819-18/7)
- GRAY, HORACE (1828–1902)
- GRAY, JOHN DE (d. 1214)
- GRAY, JOHN EDWARD (1800–1875)
- GRAY, PATRICK GRAY, 6TH BARON (d. 1612)
- GRAY, ROBERT (1809-1872)
- GRAY, SIR THOMAS (d. c. 1369)
- GRAY, THOMAS (1716-1771)
Gray's experiments won for him high praise and the decoration of the See also:Legion of See also:Honour at the See also:Paris Exposition of 1878
.
He was for a time a manufacturer of See also:electrical apparatus, particularly of his own inventions; and was See also:chief electrical See also:expert of the Western Electric See also:Company of See also:Chicago
.
At the Columbian Exposition of 1893 Gray was See also:chair-See also:man of the See also:International See also:Congress of Electricians
.
He died at Newtonville, See also:Massachusetts, on the 21st of See also:January 1901
.
Among his later inventions were appliances for multiplex telegraphy and the telautograph, a machine for the electric transmission of See also:handwriting
.
He experimented in the submarine use of electric bells for signalling
.
Gray wrote, besides scientific addresses and many monographs, Telegraphy and Telephony (1878) and See also:Electricity and See also:Magnetism (1900)
.
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