IP Library › Granted Patent US 4,765,743
Granted Patent Utility
US 4,765,743 · App. 07/024,219

Method of inspecting a master member

Inventors: Frank S. Krufka, Charles M. Wetzel
Patented Case View Patent ↗
Granted: Aug 23, 1988 Filed: Mar 10, 1987
Inventors
Frank S. Krufka
Charles M. Wetzel
Assignee (at issue)
RCA Licensing 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 4,765,743
App. No.
07/024,219
Filed
1987-03-10
Granted
1988-08-23
Kind
A