Granted Patent
Utility
US 4,560,029 · App. 06/645,448
Security device
Inventor:
George C. Dalmaso
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Aug 29, 1984
Inventor
George C. Dalmaso
Assignee (at issue)
WGM Safety Corp.
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.