Granted Patent
Utility
US 4,693,701 · App. 06/816,692
Twin wicketing bag machine
Inventor:
Rene F. DeBin
Patented Case
View Patent ↗
Granted: Sep 15, 1987
Filed: Jan 6, 1986
Inventor
Rene F. DeBin
Assignee (at issue)
FMC 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.