Granted Patent
Utility
US 4,643,634 · App. 06/522,657
Work piece transporting apparatus
Inventor:
Franco G. Duina
Patented Case
View Patent ↗
Granted: Feb 17, 1987
Filed: Aug 12, 1983
Inventor
Franco G. Duina
Assignee (at issue)
F. J. Littell Machine 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.