Granted Patent
Utility
US 5,047,883 · App. 07/477,268
Pantograph head mount having double leaves integral with a rigid tip structure
Inventors:
William N. Aldrich, Sidney D. Miller
Patented Case
View Patent ↗
Granted: Sep 10, 1991
Filed: Feb 7, 1990
Inventors
William N. Aldrich
Sidney D. Miller
Assignee (at issue)
Ampex 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.