Peter Bircumshaw

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Sprotborough, GB

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Patents Grantslast 30 patents

Information Patent Grant
Cutting and the like tools
- Patent number 4,939,965
- Issue date Jul 10, 1990
- W. E. McKenzie Limited
- Peter Bircumshaw
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL