Granted Patent
Utility
US 4,544,070 · App. 06/466,736
Sway control arrangement for hoist systems
Inventor:
Emory J. Sickler
Patented Case
View Patent ↗
Granted: Oct 1, 1985
Filed: Feb 16, 1983
Inventor
Emory J. Sickler
Assignee (at issue)
MI-JACK PRODUCTS, 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.