Carole J. Markhoff-Matheny

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Leicester, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
High porosity vitrified bonded grinding wheels
- Patent number 5,203,886
- Issue date Apr 20, 1993
- Norton Company
- David A. Sheldon
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Vitrified bonded sol gel sintered aluminous abrasive bodies
- Patent number 5,131,923
- Issue date Jul 21, 1992
- Norton Company
- Carole J. Markhoff-Matheny
- B24 - GRINDING POLISHING
Information Patent Grant
Vitrified bonded finely milled sol gel aluminous bodies
- Patent number 5,131,926
- Issue date Jul 21, 1992
- Norton Company
- David Rostoker
- B24 - GRINDING POLISHING
Information Patent Grant
Nitrified bonded sol gel sintered aluminous abrasive bodies
- Patent number 4,997,461
- Issue date Mar 5, 1991
- Norton Company
- Carole J. Markhoff-Matheny
- B24 - GRINDING POLISHING
Information Patent Grant
Frit bonded abrasive wheel
- Patent number 4,898,597
- Issue date Feb 6, 1990
- Norton Company
- John Hay
- B24 - GRINDING POLISHING