Granted Patent
Utility
US 4,019,729 · App. 05/631,077
Apparatus for controllably lowering and lifting a ply picking unit
Inventor:
Kenneth O. Morton
Patented Case
View Patent ↗
Granted: Apr 26, 1977
Filed: Nov 12, 1975
Inventor
Kenneth O. Morton
Assignee (at issue)
Cluett, Peabody & Co., Inc.
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.