IP Library › Granted Patent US 4,543,981
Granted Patent Utility
US 4,543,981 · App. 06/427,350

Sliding gate valves

Inventors: Kenneth W. Bates, Norman H. Watts
Patented Case View Patent ↗
Granted: Oct 1, 1985 Filed: Sep 29, 1982
Inventors
Kenneth W. Bates
Norman H. Watts
Assignee (at issue)
USS Engineers and Consultants, Inc.

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Quick Facts
Patent No.
US 4,543,981
App. No.
06/427,350
Filed
1982-09-29
Granted
1985-10-01
Kind
A