Granted Patent
Utility
US 4,547,251 · App. 06/566,609
Adjustable tire building drum
Inventor:
Clifford A. Landsness
Patented Case
View Patent ↗
Granted: Oct 15, 1985
Filed: Dec 29, 1983
Inventor
Clifford A. Landsness
Assignee (at issue)
B. F. Goodrich 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.