Granted Patent
Utility
US 4,485,534 · App. 06/452,658
Interchange mechanism for multiple fasteners
Inventors:
Roland J. Pilie, Albert Baum, Anthony L. Russo
Patented Case
View Patent ↗
Granted: Dec 4, 1984
Filed: Dec 23, 1982
Inventors
Roland J. Pilie
Albert Baum
Anthony L. Russo
Assignee (at issue)
Calspan 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.