Marcel Widmann

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West Hill, CA

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Patents Grantslast 30 patents

Information Patent Grant
Foaming apparatus
- Patent number 4,060,572
- Issue date Nov 29, 1977
- Borden Products Limited
- Marcel Widmann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Urea formaldehyde foam
- Patent number 3,979,341
- Issue date Sep 7, 1976
- Borden Products Limited
- Marcel Widmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...