Henry C. Grunwald

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Bethlehem, PA, US

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Patents Grantslast 30 patents

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Dispenser cathode with emitting surface parallel to ion flow and us...
- Patent number 5,072,148
- Issue date Dec 10, 1991
- ITT Corporation
- Henry C. Grunwald
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dispenser cathode with emitting surface parallel to ion flow
- Patent number 5,063,324
- Issue date Nov 5, 1991
- ITT Corporation
- Henry C. Grunwald
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas circulation apparatus for ceramic electron tubes
- Patent number 4,888,518
- Issue date Dec 19, 1989
- ITT Corporation
- Henry C. Grunwald
- H01 - BASIC ELECTRIC ELEMENTS