Robert Spencer

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Stroud, EN

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Patents Grantslast 30 patents

Information Patent Grant
Presses
- Patent number 4,022,563
- Issue date May 10, 1977
- Simon-Barron Limited
- Robert Spencer
- B30 - PRESSES
Information Patent Grant
Press having torque responsive drive
- Patent number 4,022,562
- Issue date May 10, 1977
- Simon-Barron Limited
- Robert Spencer
- B30 - PRESSES
Information Patent Grant
Press having torque responsive drive coupling
- Patent number 3,981,665
- Issue date Sep 21, 1976
- Simon-Barron Limited
- Robert Spencer
- B30 - PRESSES