IP Library › Granted Patent US 4,959,859
Granted Patent Utility
US 4,959,859 · App. 07/284,882

FM Channel separation adjustment

Inventors: Gregory J. Manlove, Jeffrey J. Marrah, Richard A. Kennedy
Patented Case View Patent ↗
Granted: Sep 25, 1990 Filed: Dec 15, 1988
Inventors
Gregory J. Manlove
Jeffrey J. Marrah
Richard A. Kennedy
Assignee (at issue)
DELCO ELECTRONICS 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.

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 4,959,859
App. No.
07/284,882
Filed
1988-12-15
Granted
1990-09-25
Kind
A