Boris Volfson

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Middleton, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Cord weight pulley
- Patent number 4,411,044
- Issue date Oct 25, 1983
- Graber Industries, Inc.
- Boris Volfson
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...