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Stephen J. Nigro
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Wethersfield, CT, US
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last 30 patents
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Patent Grant
Methods of making steel abrading elements for mass finishing of wor...
Patent number
4,835,911
Issue date
Jun 6, 1989
The Abbott Ball Company
Roger A. L. Bond
B24 - GRINDING POLISHING
Information
Patent Grant
Steel abrading elements for mass finishing of workpieces and method...
Patent number
4,736,547
Issue date
Apr 12, 1988
The Abbott Ball Company
Roger A. L. Bond
B24 - GRINDING POLISHING