Granted Patent
Utility
US 4,597,704 · App. 06/652,785
Stack handling method and apparatus
Inventors:
Andrew H. Vedvik, Myron J. Merdler
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Sep 20, 1984
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.