Granted Patent
Utility
US 4,467,850 · App. 06/355,987
Machine for cutting rounded corner notches
Inventor:
Thomas O. Mills
Patented Case
View Patent ↗
Granted: Aug 28, 1984
Filed: Mar 8, 1982
Inventor
Thomas O. Mills
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.