Granted Patent
Utility
US 4,836,388 · App. 07/186,541
Apparatus for separating material by length
Inventor:
Joseph B. Bielagus
Patented Case
View Patent ↗
Granted: Jun 6, 1989
Filed: Apr 27, 1988
Inventor
Joseph B. Bielagus
Assignee (at issue)
Beloit 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.