Granted Patent
Utility
US 4,483,635 · App. 06/436,248
Paper guide for printers
Inventors:
Ingo Wisner, Adolf Bley
Patented Case
View Patent ↗
Granted: Nov 20, 1984
Filed: Oct 25, 1982
Inventors
Ingo Wisner
Adolf Bley
Assignee (at issue)
International Standard Electric 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.