IP Library Granted Patent US 4,351,187
Granted Patent Utility
US 4,351,187 · App. 06/187,118

Single cue drive for flight director indicator

Inventors: Alan L. Foulks, Gary O. Larson
Patented Case View Patent ↗
Granted: Sep 28, 1982 Filed: Sep 15, 1980
Inventors
Alan L. Foulks
Gary O. Larson
Assignee (at issue)
Sperry Corp.

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 4,351,187
App. No.
06/187,118
Filed
1980-09-15
Granted
1982-09-28
Kind
A