Karl H. Keim

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South Portland, ME, US

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Patents Grantslast 30 patents

Information Patent Grant
Air cooling ring for plastic film
- Patent number 4,750,874
- Issue date Jun 14, 1988
- Gloucester Engineering Co., Inc.
- Karl H. Keim
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Rotary apparatus for advancing a web
- Patent number 4,430,914
- Issue date Feb 14, 1984
- Gloucester Engineering Co., Inc.
- Karl H. Keim
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for forming and trimming articles from a web
- Patent number 4,289,469
- Issue date Sep 15, 1981
- Gloucester Engineering Co., Inc.
- Karl H. Keim
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Devices for use in the application of working pressures and apparat...
- Patent number 3,975,132
- Issue date Aug 17, 1976
- United Industrial Syndicate, Inc.
- Karl H. Keim
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL