Granted Patent
Utility
US 4,914,933 · App. 07/251,127
Installation and swaging tool for inserts
Inventor:
Wilhelm F. Schepergerdes
Patented Case
View Patent ↗
Granted: Apr 10, 1990
Filed: Sep 29, 1988
Inventor
Wilhelm F. Schepergerdes
Assignee (at issue)
REXNORD GMBH
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.