Richard C. Spooner

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Durham, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Bar stock support
- Patent number 4,930,381
- Issue date Jun 5, 1990
- Richard C. Spooner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluid-operated actuator with force multiplication
- Patent number 4,890,541
- Issue date Jan 2, 1990
- Richard C. Spooner
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Self-adjusting resilient bar stock support
- Patent number 4,788,895
- Issue date Dec 6, 1988
- Richard C. Spooner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR