Discharge tubes

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Patents Grantslast 30 patents

Information Patent Grant
3665305
- Patent number 3,665,305
- Issue date May 23, 1972
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3510869
- Patent number 3,510,869
- Issue date May 5, 1970
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3278927
- Patent number 3,278,927
- Issue date Oct 11, 1966
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3237012
- Patent number 3,237,012
- Issue date Feb 22, 1966
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3223842
- Patent number 3,223,842
- Issue date Dec 14, 1965
- G01 - MEASURING TESTING
Information Patent Grant
3178564
- Patent number 3,178,564
- Issue date Apr 13, 1965
- H03 - BASIC ELECTRONIC CIRCUITRY