Granted Patent
Utility
US 4,417,833 · App. 06/205,047
Rotary slot cutting tools
Inventor:
Seev Wertheimer
Patented Case
View Patent ↗
Granted: Nov 29, 1983
Filed: Nov 7, 1980
Inventor
Seev Wertheimer
Assignee (at issue)
Iscar, Ltd.
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.