Darrell G. Kohler

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Mesa, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Valve pin operating mechanism
- Patent number 7,210,922
- Issue date May 1, 2007
- Tech Mold, Inc.
- Darrell G. Kohler
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL