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Tubes having a single main anode
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CPC
H01J13/50
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H
ELECTRICITY
H01
Electric elements
H01J
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J13/00
Discharge tubes with liquid-pool cathodes
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H01J13/50
Tubes having a single main anode
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Patents Grants
last 30 patents
Information
Patent Grant
Treatment of material by ultra-violet irradiation
Patent number
3,987,306
Issue date
Oct 19, 1976
The Electricity Council
David Preston Simpson
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Production of ultra-violet radiation
Patent number
3,942,018
Issue date
Mar 2, 1976
The Electricity Council
David Preston Simpson
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
3586904
Patent number
3,586,904
Issue date
Jun 22, 1971
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3395300
Patent number
3,395,300
Issue date
Jul 30, 1968
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3290553
Patent number
3,290,553
Issue date
Dec 6, 1966
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3134921
Patent number
3,134,921
Issue date
May 26, 1964
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3104949
Patent number
3,104,949
Issue date
Sep 24, 1963
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
2976451
Patent number
2,976,451
Issue date
Mar 21, 1961
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2913620
Patent number
2,913,620
Issue date
Nov 17, 1959
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
2727168
Patent number
2,727,168
Issue date
Dec 13, 1955
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2724786
Patent number
2,724,786
Issue date
Nov 22, 1955
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2712086
Patent number
2,712,086
Issue date
Jun 28, 1955
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2707245
Patent number
2,707,245
Issue date
Apr 26, 1955
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2679611
Patent number
2,679,611
Issue date
May 25, 1954
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2650318
Patent number
2,650,318
Issue date
Aug 25, 1953
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
2555843
Patent number
2,555,843
Issue date
Jun 5, 1951
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
2554733
Patent number
2,554,733
Issue date
May 29, 1951
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2541842
Patent number
2,541,842
Issue date
Feb 13, 1951
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2523056
Patent number
2,523,056
Issue date
Sep 19, 1950
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2512299
Patent number
2,512,299
Issue date
Jun 20, 1950
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2500153
Patent number
2,500,153
Issue date
Mar 14, 1950
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2468037
Patent number
2,468,037
Issue date
Apr 26, 1949
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2467772
Patent number
2,467,772
Issue date
Apr 19, 1949
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2445075
Patent number
2,445,075
Issue date
Jul 13, 1948
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2443444
Patent number
2,443,444
Issue date
Jun 15, 1948
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2438179
Patent number
2,438,179
Issue date
Mar 23, 1948
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2433181
Patent number
2,433,181
Issue date
Dec 23, 1947
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2409715
Patent number
2,409,715
Issue date
Oct 22, 1946
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2403700
Patent number
2,403,700
Issue date
Jul 9, 1946
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2386322
Patent number
2,386,322
Issue date
Oct 9, 1945
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents