Granted Patent
Utility
US 4,566,738 · App. 06/541,135
Positioning apparatus
Inventor:
Ulf K. F. Fasth
Patented Case
View Patent ↗
Granted: Jan 28, 1986
Filed: Oct 12, 1983
Inventor
Ulf K. F. Fasth
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.