Granted Patent
Utility
US 4,478,024 · App. 06/306,461
Stack handling method and apparatus
Inventors:
Andrew H. Vedvik, Myron J. Merdler
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: Sep 28, 1981
Inventors
Andrew H. Vedvik
Myron J. Merdler
Assignee (at issue)
Oscar Mayer Foods 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.