James L. Kellner

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Algonquin, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming a fluid seal
- Patent number 4,851,176
- Issue date Jul 25, 1989
- Chicago Rawhide Mfg. Co.
- Keith W. Christiansen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Mold assembly for forming a seal unit
- Patent number 4,738,606
- Issue date Apr 19, 1988
- Chicago Rawhide Manufacturing Co.
- Keith W. Christiansen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL