Granted Patent
Utility
US 3,979,112 · App. 05/547,508
Sheet stacking and interleaving apparatus
Inventors:
Robert Munn, Albert Tiso
Patented Case
View Patent ↗
Granted: Sep 7, 1976
Filed: Feb 6, 1975
Inventors
Robert Munn
Albert Tiso
Assignee (at issue)
George Hantscho Company, 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.