Tubes with temperature ionized gas as electron source

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Patents Grantslast 30 patents

Information Patent Grant
3375401
- Patent number 3,375,401
- Issue date Mar 26, 1968
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
2330848
- Patent number 2,330,848
- Issue date Oct 5, 1943
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2217185
- Patent number 2,217,185
- Issue date Oct 8, 1940
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2201819
- Patent number 2,201,819
- Issue date May 21, 1940
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2137198
- Patent number 2,137,198
- Issue date Nov 15, 1938
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1929123
- Patent number 1,929,123
- Issue date Oct 3, 1933
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1929122
- Patent number 1,929,122
- Issue date Oct 3, 1933
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1929124
- Patent number 1,929,124
- Issue date Oct 3, 1933
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1878338
- Patent number 1,878,338
- Issue date Sep 20, 1932
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1713356
- Patent number 1,713,356
- Issue date May 14, 1929
- H01 - BASIC ELECTRIC ELEMENTS