United States Patent 3389784
Inventors:
Klaas, Hendricks
Soja, John T.
Publication Date:
06/25/1968
Assignee:
ROCKET JET ENGINEERING CORP
Other Classes:
206/521, 206/277, 224/148.700, 206/523, 206/813, 224/148.600, 206/803, 206/460
International Classes:
A61F17/00