Granted Patent
Utility
US 4,466,295 · App. 06/420,003
Photoelastic sensing means
Inventor:
Laurence N. Wesson
Patented Case
View Patent ↗
Granted: Aug 21, 1984
Filed: Sep 20, 1982
Inventor
Laurence N. Wesson
Assignee (at issue)
TRW Limited
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.