IP Library › Granted Patent US 4,631,947
Granted Patent Utility
US 4,631,947 · App. 06/573,019

Thread rolling dies

Inventor: Richard H. Corrette
Patented Case View Patent ↗
Granted: Dec 30, 1986 Filed: Jan 23, 1984
Inventor
Richard H. Corrette
Assignee (at issue)
Colt Industries Operating Corporation

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Quick Facts
Patent No.
US 4,631,947
App. No.
06/573,019
Filed
1984-01-23
Granted
1986-12-30
Kind
A