Grids Auxiliary internal or external electrodes

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Patents Grantslast 30 patents

Information Patent Grant
3086146
- Patent number 3,086,146
- Issue date Apr 16, 1963
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2772410
- Patent number 2,772,410
- Issue date Nov 27, 1956
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
2128117
- Patent number 2,128,117
- Issue date Aug 23, 1938
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2085642
- Patent number 2,085,642
- Issue date Jun 29, 1937
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2048203
- Patent number 2,048,203
- Issue date Jul 21, 1936
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2039027
- Patent number 2,039,027
- Issue date Apr 28, 1936
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1960349
- Patent number 1,960,349
- Issue date May 29, 1934
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1933976
- Patent number 1,933,976
- Issue date Nov 7, 1933
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1930829
- Patent number 1,930,829
- Issue date Oct 17, 1933
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1717211
- Patent number 1,717,211
- Issue date Jun 11, 1929
- H01 - BASIC ELECTRIC ELEMENTS