Granted Patent
Utility
US 5,362,029 · App. 08/004,074
Lift limit device for a load lifting mechanism
Inventor:
Harvey J. Kallenberger
Patented Case
View Patent ↗
Granted: Nov 8, 1994
Filed: Jan 13, 1993
Inventor
Harvey J. Kallenberger
Assignee (at issue)
Harnischfeger Corporation
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.