Granted Patent
Utility
US 4,334,808 · App. 06/166,737
Cutting insert
Inventor:
Heinz H. Seidel
Patented Case
View Patent ↗
Granted: Jun 15, 1982
Filed: Jul 7, 1980
Inventor
Heinz H. Seidel
Assignee (at issue)
GTE Products Corporation
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.