Granted Patent
Utility
US 4,496,269 · App. 06/267,189
Polymeric belt cutting apparatus and method of making same
Inventor:
G. Brian Hetz
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: May 26, 1981
Inventor
G. Brian Hetz
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.