Robert K. Silvera

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Round Lake, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Planar plural tubular filter array
- Patent number 5,015,377
- Issue date May 14, 1991
- Polyset Company
- Robert K. Silvera
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD