Seymour I. Richman

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Rochester, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Decorative rod making
- Patent number 3,981,951
- Issue date Sep 21, 1976
- Rochester Button Company
- Seymour I. Richman
- B44 - DECORATIVE ARTS
Information Patent Grant
Decorative rod making equipment
- Patent number 3,973,889
- Issue date Aug 10, 1976
- Rochester Button Company
- Seymour I. Richman
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL