Granted Patent
Utility
US 4,354,235 · App. 06/164,077
Guidance system detector circuit
Inventor:
Thomas R. Blakeslee
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: Jun 30, 1980
Inventor
Thomas R. Blakeslee
Assignee (at issue)
Portec, Inc.
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.