IP Library › Granted Patent US 4,890,467
Granted Patent Utility
US 4,890,467 · App. 07/200,436

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Inventors: Barry Krause, Eric M. Fredrickson
Patented Case View Patent ↗
Granted: Jan 2, 1990 Filed: May 31, 1988
Inventors
Barry Krause
Eric M. Fredrickson

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Quick Facts
Patent No.
US 4,890,467
App. No.
07/200,436
Filed
1988-05-31
Granted
1990-01-02
Kind
A