Henry M. Unger

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Weston, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for the removal or installation of fluorescent tubes of the...
- Patent number 4,919,019
- Issue date Apr 24, 1990
- Unger Licencing Ltd.
- Henry M. Unger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device for installing or removing fluorescent tubes from lighting f...
- Patent number 4,791,835
- Issue date Dec 20, 1988
- Unger Licencing Ltd.
- Henry M. Unger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device for screwing in and out electrical lamps
- Patent number 4,218,085
- Issue date Aug 19, 1980
- Henry M. Unger
- H01 - BASIC ELECTRIC ELEMENTS