Granted Patent
Utility
US 4,645,394 · App. 06/530,453
Fastener apparatus
Inventors:
Donald M. While, Edward C. Matza
Patented Case
View Patent ↗
Granted: Feb 24, 1987
Filed: Sep 9, 1983
Inventors
Donald M. While
Edward C. Matza
Assignee (at issue)
LTV Aerospace and Defense Company
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.