Edwin E. Kaufman

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Ambler, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for obtaining sample coupon for metallographic evaluation
- Patent number 5,675,097
- Issue date Oct 7, 1997
- Heraeus Electro-Nite International N.V.
- Timothy Donnelly
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method and apparatus for introducing uniform quantities of a materi...
- Patent number 5,057,149
- Issue date Oct 15, 1991
- ElectroNite International, N.V.
- Richard F. Conti
- C21 - METALLURGY OF IRON
Information Patent Grant
Expendable immersion device for combining an expendable immersion s...
- Patent number 4,762,571
- Issue date Aug 9, 1988
- General Signal Corporation
- Edwin E. Kaufman
- G01 - MEASURING TESTING