Granted Patent
Utility
US 5,259,170 · App. 07/901,184
Apparatus and method for stretching of wrapping film
Inventor:
Sidney S. Tolson
Patented Case
View Patent ↗
Granted: Nov 9, 1993
Filed: Jun 19, 1972
Inventor
Sidney S. Tolson
Assignee (at issue)
OSSID LLC
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.