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John R. Rossum Jr.
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San Jose, CA, US
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last 30 patents
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Patent Grant
Screwless electronic instrument enclosure
Patent number
5,013,105
Issue date
May 7, 1991
E-Mu Systems, Inc.
John R. Rossum
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...