Granted Patent
Utility
US 4,779,979 · App. 07/120,106
Automatic lens meter
Inventor:
Toru Iwane
Patented Case
View Patent ↗
Granted: Oct 25, 1988
Filed: Nov 13, 1987
Inventor
Toru Iwane
Assignee (at issue)
Nippon Kogaku K.K.
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.