Robert J. Hayes

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Westlake, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Power driven threading machine
- Patent number D299466
- Issue date Jan 17, 1989
- Emerson Electric Co.
- Robert J. Hayes
- D15 - Machines not elsewhere specified
Information Patent Grant
Thread cutting die head for power driven threading machines
- Patent number 4,613,260
- Issue date Sep 23, 1986
- Emerson Electric Co.
- Robert J. Hayes
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Reaming tool for threading machines
- Patent number 4,606,249
- Issue date Aug 19, 1986
- Emerson Electric Co.
- Robert J. Hayes
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Base construction for threading machines
- Patent number 4,581,783
- Issue date Apr 15, 1986
- Emerson Electric Co.
- Robert J. Hayes
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR