Granted Patent
Utility
US 4,274,191 · App. 06/040,790
Method and apparatus for gapping woven slide fastener stringer having elements mounted on longitudinal member in edge of tape
Inventors:
James K. Ervin, Nicholas L. Salamon
Patented Case
View Patent ↗
Granted: Jun 23, 1981
Filed: May 21, 1979
Inventors
James K. Ervin
Nicholas L. Salamon
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.