Granted Patent
Utility
US 4,197,154 · App. 05/900,495
Apparatus for applying strip material to a backing web
Inventor:
Alan R. Pfaff, Jr.
Patented Case
View Patent ↗
Granted: Apr 8, 1980
Filed: Apr 27, 1978
Inventor
Alan R. Pfaff, Jr.
Assignee (at issue)
Bernal Rotary Systems, 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.