Robert M. Guthrie

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Rockford, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Wire drawing machine with wire-relaxing roller
- Patent number 4,827,752
- Issue date May 9, 1989
- Rockford Manufacturing Group, Inc.
- Richard A. Alcock
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
In-line wire drawing machine
- Patent number 4,099,403
- Issue date Jul 11, 1978
- Rockford Manufacturing Group, Inc.
- Richard A. Alcock
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...