IP Library Granted Patent US 4,887,311
Granted Patent Utility
US 4,887,311 · App. 07/039,331

Radio with options board

Inventors: Terry N. Garner, Robert P. Dixon
Patented Case View Patent ↗
Granted: Dec 12, 1989 Filed: Apr 17, 1987
Inventors
Terry N. Garner
Robert P. Dixon
Assignee (at issue)
General Electric 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.

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 4,887,311
App. No.
07/039,331
Filed
1987-04-17
Granted
1989-12-12
Kind
A