Charles G. Ellwanger

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Rochester, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Workholding apparatus
- Patent number 5,797,605
- Issue date Aug 25, 1998
- The Gleason Works
- William E. Gross
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of sharpening profile-sharpened cutting blades
- Patent number 5,480,343
- Issue date Jan 2, 1996
- The Gleason Works
- Harry Pedersen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of sharpening profile-sharpened cutting blades
- Patent number 5,305,558
- Issue date Apr 26, 1994
- The Gleason Works
- Harry Pedersen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for resharpening cutting blades for gear cutting machine
- Patent number 4,170,091
- Issue date Oct 9, 1979
- The Gleason Works
- Charles G. Ellwanger
- B24 - GRINDING POLISHING
Information Patent Grant
Method for resharpening cutting blades for gear cutting machinery
- Patent number 4,144,678
- Issue date Mar 20, 1979
- The Gleason Works
- Charles G. Ellwanger
- B24 - GRINDING POLISHING