IP Library › Granted Patent US 4,314,640
Granted Patent Utility
US 4,314,640 · App. 06/149,350

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Inventor: Guelfo A. Manizza
Patented Case View Patent ↗
Granted: Feb 9, 1982 Filed: May 13, 1980
Inventor
Guelfo A. Manizza
Assignee (at issue)
Federal Paper Board Co., Inc.

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Quick Facts
Patent No.
US 4,314,640
App. No.
06/149,350
Filed
1980-05-13
Granted
1982-02-09
Kind
A