Granted Patent
Utility
US 4,355,894 · App. 06/169,377
Method and apparatus for correcting for meteorological error in distance measurements using light waves
Inventor:
Masaru Maeda
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Jul 16, 1980
Inventor
Masaru Maeda
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.