Granted Patent
Utility
US 4,458,254 · App. 06/385,714
Low inertia plotter
Inventor:
Heinz J. Gerber
Patented Case
View Patent ↗
Granted: Jul 3, 1984
Filed: Jun 7, 1982
Inventor
Heinz J. Gerber
Assignee (at issue)
The Gerber Scientific Instrument Company
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.