John J. Crowe

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Williamsville, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a contoured stamping die
- Patent number 4,277,988
- Issue date Jul 14, 1981
- Union Carbide Corporation
- John J. Crowe
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Contoured stamping die
- Patent number 4,227,396
- Issue date Oct 14, 1980
- Union Carbide Corporation
- John J. Crowe
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Direct machining method of manufacture of isostress contoured dies
- Patent number 4,133,227
- Issue date Jan 9, 1979
- Union Carbide Corporation
- John J. Crowe
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...