Granted Patent
Utility
US 4,445,249 · App. 06/363,554
Rock-to-lock connection arm-to-blade
Inventors:
William H. Harbison, Michael G. Mohnach
Patented Case
View Patent ↗
Granted: May 1, 1984
Filed: Mar 30, 1982
Inventors
William H. Harbison
Michael G. Mohnach
Assignee (at issue)
The Anderson Company of Indiana
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.