Granted Patent
Utility
US 4,228,568 · App. 05/959,769
Releasable fastener for aircraft ejection seats
Inventors:
Richard H. Frost, Charles W. Dodge
Patented Case
View Patent ↗
Granted: Oct 21, 1980
Filed: Nov 13, 1978
Inventors
Richard H. Frost
Charles W. Dodge
Assignee (at issue)
Frost Engineering Development Corp.
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.