Granted Patent
Utility
US 4,733,945 · App. 06/818,925
Precision lens mounting
Inventor:
John J. Bacich
Patented Case
View Patent ↗
Granted: Mar 29, 1988
Filed: Jan 15, 1986
Inventor
John J. Bacich
Assignee (at issue)
PerkinElmer, 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.