Charles Thomas Breitenstein

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Elk Grove Village, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Tool unloading mechanism for automatic tool grinding machine
- Patent number 4,680,896
- Issue date Jul 21, 1987
- Carbide International Inc.
- Charles T. Breitenstein
- G05 - CONTROLLING REGULATING
Information Patent Grant
Automatic tool grinding machine with computerized control
- Patent number 4,608,643
- Issue date Aug 26, 1986
- Spiral Step Tool Company
- Charles T. Breitenstein
- G05 - CONTROLLING REGULATING
Information Patent Grant
Drill pre-pointing machine
- Patent number 4,107,882
- Issue date Aug 22, 1978
- Spiral Step Tool Company
- Charles Thomas Breitenstein
- B24 - GRINDING POLISHING
Information Patent Grant
Automatic flute grinding machine
- Patent number 4,068,414
- Issue date Jan 17, 1978
- Spiral Step Tool Company
- Charles Thomas Breitenstein
- B24 - GRINDING POLISHING
Information Patent Grant
Hopper payout for various coin denominations
- Patent number 4,036,242
- Issue date Jul 19, 1977
- Spiral Step Tool Company
- Charles T. Breitenstein
- G07 - CHECKING-DEVICES
Information Patent Grant
Hopper payout for various coin denominations
- Patent number 3,942,544
- Issue date Mar 9, 1976
- Spiral Step Tool Company
- Charles T. Breitenstein
- G07 - CHECKING-DEVICES