Title:
Device for intensifying an electric current
United States Patent 2809317


Inventors:
Ernst, Meili
Application Number:
US14457050A
Publication Date:
10/08/1957
Filing Date:
02/16/1950
Assignee:
Electro, Watt Electrical And IN.
Primary Class:
Other Classes:
313/117, 313/595, 313/643, 315/60, 315/201, 315/335, 340/628, 340/629
International Classes:
H01J17/30; H03K17/52
View Patent Images:
US Patent References:
2525768Electronic tube with conductive coating1950-10-17
2466749Gaseous discharge apparatus1949-04-12
2432084Electrooptical control system1947-12-09
2188991Automatic railway signaling system1940-02-06
2087747Thermionic discharge device1937-07-20
2027399Electric control apparatus1936-01-14
2006737N/A1935-07-02
1961717Ray intensity meter system1934-06-05
1950003Electrical amplifier circuits1934-03-06
1901663Control system1933-03-14
1898046Electric relay device for indicating weak currents1933-02-21
1871279Glow relay tube1932-08-09
1855637Glow discharge tube1932-04-26
Foreign References:
GB316175A1930-02-13