Richard Francis SANDO

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Philadelphia, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for polishing media discs
- Patent number 7,887,391
- Issue date Feb 15, 2011
- Richard Francis Sando
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR POLISHING MEDIA DISCS
- Publication number 20090170404
- Publication date Jul 2, 2009
- Richard Francis SANDO
- B24 - GRINDING POLISHING