Granted Patent
Utility
US 4,269,076 · App. 06/004,466
Motion generating mechanism
Inventor:
Bart Obra
Patented Case
View Patent ↗
Granted: May 26, 1981
Filed: Jan 18, 1979
Inventor
Bart Obra
Assignee (at issue)
Easom Engineering & Mfg. Corp.
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.