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CPC
H01J29/78
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H
ELECTRICITY
H01
Electric elements
H01J
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J29/00
Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
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H01J29/78
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Patents Grants
last 30 patents
Information
Patent Grant
Circuit for elimination of surface charge integration
Patent number
4,038,581
Issue date
Jul 26, 1977
RCA Corporation
Denis Peter Dorsey
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3567924
Patent number
3,567,924
Issue date
Mar 2, 1971
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
3431459
Patent number
3,431,459
Issue date
Mar 4, 1969
G01 - MEASURING TESTING
Information
Patent Grant
3047767
Patent number
3,047,767
Issue date
Jul 31, 1962
G01 - MEASURING TESTING
Information
Patent Grant
2906647
Patent number
2,906,647
Issue date
Sep 29, 1959
G01 - MEASURING TESTING
Information
Patent Grant
2857553
Patent number
2,857,553
Issue date
Oct 21, 1958
G01 - MEASURING TESTING
Information
Patent Grant
2807750
Patent number
2,807,750
Issue date
Sep 24, 1957
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2573017
Patent number
2,573,017
Issue date
Oct 30, 1951
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2570008
Patent number
2,570,008
Issue date
Oct 2, 1951
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2488452
Patent number
2,488,452
Issue date
Nov 15, 1949
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2480978
Patent number
2,480,978
Issue date
Sep 6, 1949
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2473718
Patent number
2,473,718
Issue date
Jun 21, 1949
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2465354
Patent number
2,465,354
Issue date
Mar 29, 1949
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2421086
Patent number
2,421,086
Issue date
May 27, 1947
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2412965
Patent number
2,412,965
Issue date
Dec 24, 1946
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2389995
Patent number
2,389,995
Issue date
Nov 27, 1945
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2328259
Patent number
2,328,259
Issue date
Aug 31, 1943
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2302118
Patent number
2,302,118
Issue date
Nov 17, 1942
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2241809
Patent number
2,241,809
Issue date
May 13, 1941
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
2225455
Patent number
2,225,455
Issue date
Dec 17, 1940
G01 - MEASURING TESTING
Information
Patent Grant
2200745
Patent number
2,200,745
Issue date
May 14, 1940
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
1535329
Patent number
1,535,329
Issue date
Apr 28, 1925
G01 - MEASURING TESTING
Patents Applications
last 30 patents