Granted Patent
Utility
US 4,164,192 · App. 05/965,220
Sewing machine motor speed limiting by pattern selection
Inventors:
John A. Herr, Jack Brown, Wesley R. Peterson, Wolfgang Jaffe
Patented Case
View Patent ↗
Granted: Aug 14, 1979
Filed: Nov 30, 1978
Inventors
John A. Herr
Jack Brown
Wesley R. Peterson
Wolfgang Jaffe
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.