IP Library Granted Patent US 4,357,742
Granted Patent Utility
US 4,357,742 · App. 06/153,352

Electric brush contact forming apparatus

Inventors: Charles P. Fischer, Andrew Peterson, Edward J. Doi, Rodney W. Gossoo, Jan C. Mitrzyk, Sr.
Patented Case View Patent ↗
Granted: Nov 9, 1982 Filed: May 27, 1980
Inventors
Charles P. Fischer
Andrew Peterson
Edward J. Doi
Rodney W. Gossoo
Jan C. Mitrzyk, Sr.
Assignee (at issue)
Bendix Limited

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,357,742
App. No.
06/153,352
Filed
1980-05-27
Granted
1982-11-09
Kind
A