Rob Hutchings

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Blackie, CA

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Patents Grantslast 30 patents

Information Patent Grant
Rigid polyurethane/polyisocyanurate foams containing paraffinic bas...
- Patent number 5,476,681
- Issue date Dec 19, 1995
- BASF Corporation
- Agus Sampara
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Rigid polyurethane/polyisocyanate foams containing paraffinic based...
- Patent number 5,405,885
- Issue date Apr 11, 1995
- BASF Corporation
- Agus Sampara
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES