Granted Patent
Utility
US 4,475,937 · App. 06/414,088
Conveyor controller for glass sheet processing equipment
Inventor:
John S. Nitschke
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Sep 1, 1982
Inventor
John S. Nitschke
Assignee (at issue)
Glasstech, Inc.
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.