Granted Patent
Utility
US 4,260,079 · App. 05/872,198
Manually operated liquid dispensers
Inventors:
John R. Cary, Walter H. Wesner
Patented Case
View Patent ↗
Granted: Apr 7, 1981
Filed: Jan 25, 1978
Inventors
John R. Cary
Walter H. Wesner
Assignee (at issue)
AFA Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.