IP Library › Granted Patent US 5,320,443
Granted Patent Utility
US 5,320,443 · App. 07/826,803

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Inventors: Douglas E. Lien, Roger W. D. Boeckers
Patented Case View Patent ↗
Granted: Jun 14, 1994 Filed: Jan 28, 1992
Inventors
Douglas E. Lien
Roger W. D. Boeckers
Assignee (at issue)
Commercial Intertech Limited

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Quick Facts
Patent No.
US 5,320,443
App. No.
07/826,803
Filed
1992-01-28
Granted
1994-06-14
Kind
A