Robert N. Hobbs

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Springfield, VT, US

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Patents Grantslast 30 patents

Information Patent Grant
Tool quill exchanging mechanism for a machine tool
- Patent number 4,654,953
- Issue date Apr 7, 1987
- Ex-Cell-O Corporation
- Robert N. Hobbs
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Grinding machine with CNC pivotable workhead
- Patent number 4,513,540
- Issue date Apr 30, 1985
- Ex-Cell-O Corporation
- Victor F. Dzewaltowski
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Stationary grinding wheel dressing unit
- Patent number 4,450,651
- Issue date May 29, 1984
- Ex-Cell-O Corporation
- Kazimierz J. Reda
- B24 - GRINDING POLISHING
Information Patent Grant
Interform grinding machine
- Patent number 4,125,967
- Issue date Nov 21, 1978
- Bryant Grinder Corporation
- John W. Lovely
- B24 - GRINDING POLISHING
Information Patent Grant
Interform grinding machine
- Patent number 4,023,310
- Issue date May 17, 1977
- Bryant Grinder Corporation
- John W. Lovely
- B24 - GRINDING POLISHING