Alfred Theodore Parrella

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Newtown, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Control apparatus for roll grinders
- Patent number 4,371,941
- Issue date Feb 1, 1983
- USM Corporation
- Ronald J. Gordiski
- G05 - CONTROLLING REGULATING
Information Patent Grant
Pivot mechanism for grinding wheel infeed
- Patent number 4,077,163
- Issue date Mar 7, 1978
- USM Corporation
- Robert Gordon Bennett
- B24 - GRINDING POLISHING