John J. Bradshaw

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Derby, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing multilayer plasterboard
- Patent number 5,908,521
- Issue date Jun 1, 1999
- BPB Industries Public Limited Company
- John Ainsley
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method of manufacturing multilayer plasterboard and apparatus therefor
- Patent number 5,714,032
- Issue date Feb 3, 1998
- BPB Industries Public Limited Company
- John Ainsley
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method of preparing gypsum products
- Patent number 5,575,844
- Issue date Nov 19, 1996
- BPB Industries Public Limited Company
- John J. Bradshaw
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Mixer
- Patent number 5,484,200
- Issue date Jan 16, 1996
- BPB Industries Public Limited Company
- John J. Bradshaw
- B28 - WORKING CEMENT, CLAY, OR STONE