John H. Kaufmann

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Somerset Parish, BM

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Patents Grantslast 30 patents

Information Patent Grant
Roof coating composition and construction
- Patent number 4,386,136
- Issue date May 31, 1983
- Global Coatings Limited
- John H. Kaufmann
- E04 - BUILDING
Information Patent Grant
Roof coating composition and construction
- Patent number 4,287,241
- Issue date Sep 1, 1981
- Global Coatings Limited
- John H. Kaufmann
- E04 - BUILDING
Information Patent Grant
Roof coating composition and construction
- Patent number 4,251,578
- Issue date Feb 17, 1981
- Global Coatings Limited
- John H. Kaufmann
- E04 - BUILDING
Information Patent Grant
Roof coating composition and construction
- Patent number 4,160,346
- Issue date Jul 10, 1979
- Global Coatings Limited
- John H. Kaufmann
- E04 - BUILDING