Granted Patent
Utility
US 4,506,879 · App. 06/438,557
Sheet registering mechanism
Inventors:
Eber L. Goodwin, James E. L. Zeigler
Patented Case
View Patent ↗
Granted: Mar 26, 1985
Filed: Nov 2, 1982
Inventors
Eber L. Goodwin
James E. L. Zeigler
Assignee (at issue)
AM International, 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.