United States Patent 2919647
Inventors:
Dear, John C.
Owens, Robert G.
Gulley, Ronald A.
Publication Date:
01/05/1960
Assignee:
Olin, Mathieson
Other Classes:
102/464, 102/704
International Classes:
F42B5/295; F42B7/02; F42B7/04; F42B5/00; F42B7/00
Foreign References:
| GB189424529A | | | | |
| GB455761A | | | | |
| GB466320A | | | | |
| GB528114A | | | | |