IP Library › Granted Patent US 4,316,493
Granted Patent Utility
US 4,316,493 · App. 05/824,834

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Inventor: Joseph P. Arena
Patented Case View Patent ↗
Granted: Feb 23, 1982 Filed: Aug 15, 1977
Inventor
Joseph P. Arena

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Quick Facts
Patent No.
US 4,316,493
App. No.
05/824,834
Filed
1977-08-15
Granted
1982-02-23
Kind
A