Granted Patent
Utility
US 4,858,808 · App. 07/054,745
Tape handling apparatus
Inventors:
Barrett P. Bingaman, Richard G. Krum, James R. Williams
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: May 27, 1987
Inventors
Barrett P. Bingaman
Richard G. Krum
James R. Williams
Assignee (at issue)
Cetec AG
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.