IP Library › Granted Patent US 4,665,347
Granted Patent Utility
US 4,665,347 · App. 06/632,817

Circuit for producing the operating voltages and the horizontal-deflection current for picture-reproducing equipment

Inventors: Michael S. Walker, Ladislav Holanda
Patented Case View Patent ↗
Granted: May 12, 1987 Filed: Jul 20, 1984
Inventors
Michael S. Walker
Ladislav Holanda
Assignee (at issue)
International Standard Electric 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 4,665,347
App. No.
06/632,817
Filed
1984-07-20
Granted
1987-05-12
Kind
A