Granted Patent
Utility
US 5,112,227 · App. 07/600,585
Material holding apparatus with integrated finger mount
Inventor:
Charles L. Bull
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: Oct 19, 1990
Inventor
Charles L. Bull
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.