Granted Patent
Utility
US 3,957,378 · App. 05/526,778
Two-axis moire fringe displacement transducer
Inventor:
Richard B. Zipin
Patented Case
View Patent ↗
Granted: May 18, 1976
Filed: Nov 25, 1974
Inventor
Richard B. Zipin
Assignee (at issue)
Bendix 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.