Donald M. Wilhelm

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Novato, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
System providing rapid die change capability to a pellet mill
- Patent number 5,542,838
- Issue date Aug 6, 1996
- California Pellet Mill Company
- Donald M. Wilhelm
- B30 - PRESSES
Information Patent Grant
High intensity pellet machine
- Patent number 5,486,102
- Issue date Jan 23, 1996
- California Pellet Mill Company
- Gordon E. Ettie
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Mechanical remote roll adjusting apparatus and method for a pellet...
- Patent number 5,248,469
- Issue date Sep 28, 1993
- California Pellet Mill Company
- Donald M. Wilhelm
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL