De Wayne R. Grover

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Towanda, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing tungsten heavy alloy sheet
- Patent number 4,768,365
- Issue date Sep 6, 1988
- GTE Products Corporation
- James R. Spencer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process for producing tungsten heavy alloy billets
- Patent number 4,744,944
- Issue date May 17, 1988
- GTE Products Corporation
- James R. Spencer
- B22 - CASTING POWDER METALLURGY