Granted Patent
Utility
US 4,901,995 · App. 07/206,000
Apparatus for use in forming sheet material assemblages
Inventor:
Edward L. Kempisty
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Jun 13, 1988
Inventor
Edward L. Kempisty
Assignee (at issue)
AM International, 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.