Granted Patent
Utility
US 4,134,129 · App. 05/749,846
Tri-directional positioning device for optical system including locking means
Inventor:
Danny Filipovich
Patented Case
View Patent ↗
Granted: Jan 9, 1979
Filed: Dec 13, 1976
Inventor
Danny Filipovich
Assignee (at issue)
Bell and Howell, LLC
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.