Granted Patent
Utility
US 4,891,872 · App. 07/191,620
Apparatus for incrementally drawing fibers
Inventor:
Martin V. Sussman
Patented Case
View Patent ↗
Granted: Jan 9, 1990
Filed: May 9, 1988
Inventor
Martin V. Sussman
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.