Granted Patent
Utility
US 4,400,095 · App. 06/434,020
Push button assembly for a watch
Inventor:
Wilhelm Namyslo
Patented Case
View Patent ↗
Granted: Aug 23, 1983
Filed: Oct 12, 1982
Inventor
Wilhelm Namyslo
Assignee (at issue)
Timex 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.