Granted Patent
Utility
US 4,903,957 · App. 07/265,994
Dynamically stable sheet clamping system for high speed sheet handling drums
Inventors:
Alan M. Binder, Walter P. Haimberger, Theodore J. LaBelle, Kenneth A. McAuley
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Nov 2, 1988
Inventors
Alan M. Binder
Walter P. Haimberger
Theodore J. LaBelle
Kenneth A. McAuley
Assignee (at issue)
Polaroid Corporation
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.