Granted Patent
Utility
US 4,274,347 · App. 06/179,199
Apparatus for sewing slide fastener chain to article panels
Inventor:
Robert L. Rohrer
Patented Case
View Patent ↗
Granted: Jun 23, 1981
Filed: Aug 18, 1980
Inventor
Robert L. Rohrer
Assignee (at issue)
Textron Inc.
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.