Beth Z. Silverman

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Newton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Transducer head cleaning disk
- Patent number 5,075,919
- Issue date Dec 31, 1991
- International Paper Company
- Randall J. Rogers
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Floppy disk liner with improved cleaning ability
- Patent number 4,812,938
- Issue date Mar 14, 1989
- Randall J. Rogers
- G11 - INFORMATION STORAGE