Granted Patent
Utility
US 4,364,646 · App. 06/126,846
Position adjusting device for ophthalmologic instrument
Inventor:
Masao Nohda
Patented Case
View Patent ↗
Granted: Dec 21, 1982
Filed: Mar 3, 1980
Inventor
Masao Nohda
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.