David E. Kramer

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Northbrook, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Covers for electrical receptacles
- Patent number 4,197,959
- Issue date Apr 15, 1980
- Daniel Woodhead, Inc.
- David E. Kramer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Right angle electrical plug
- Patent number 4,006,958
- Issue date Feb 8, 1977
- Daniel Woodhead, Inc.
- David E. Kramer
- H01 - BASIC ELECTRIC ELEMENTS