Granted Patent
Utility
US 4,254,807 · App. 05/928,813
Tree harvesting apparatus and method
Inventor:
Frank J. Tucek
Patented Case
View Patent ↗
Granted: Mar 10, 1981
Filed: Jul 28, 1978
Inventor
Frank J. Tucek
Assignee (at issue)
J. I. Case Company
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.