Granted Patent
Utility
US 4,428,150 · App. 06/508,995
Electrode arrangement for electric weed killing apparatus
Inventors:
Allois F. Geiersbach, Thomas P. Gilmore
Patented Case
View Patent ↗
Granted: Jan 31, 1984
Filed: Jun 29, 1983
Inventors
Allois F. Geiersbach
Thomas P. Gilmore
Assignee (at issue)
Allis-Chalmers 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.