Granted Patent
Utility
US 4,203,237 · App. 05/915,663
Snowblower
Inventors:
Edward W. Enters, Weldon R. Kuhn
Patented Case
View Patent ↗
Granted: May 20, 1980
Filed: Jun 15, 1978
Inventors
Edward W. Enters
Weldon R. Kuhn
Assignee (at issue)
Gilson Brothers
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.