Granted Patent
Utility
US 4,335,668 · App. 06/290,893
Pattern controlled sewing machine for producing tailor tacks
Inventor:
Charles R. Odermann
Patented Case
View Patent ↗
Granted: Jun 22, 1982
Filed: Aug 7, 1981
Inventor
Charles R. Odermann
Assignee (at issue)
The Singer Company Limited
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.