Granted Patent
Utility
US 5,385,058 · App. 07/941,585
Method and apparatus for sampling particulate material falling from a belt conveyor
Inventor:
Kenneth J. Krauss
Patented Case
View Patent ↗
Granted: Jan 31, 1995
Filed: Sep 8, 1992
Inventor
Kenneth J. Krauss
Assignee (at issue)
Federal Signal 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.