Granted Patent
Utility
US 4,159,809 · App. 05/867,475
Prewound retractor spring housing assembly
Inventor:
Gerry Rawson
Patented Case
View Patent ↗
Granted: Jul 3, 1979
Filed: Jan 6, 1978
Inventor
Gerry Rawson
Assignee (at issue)
American Safety Equipment 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.