United States Patent 2990781
Inventors:
Tuck, Robert M.
Mooney Jr., James J.
Publication Date:
07/04/1961
Assignee:
GEN MOTORS CORP
International Classes:
F04B1/12; F04B1/14; F04B1/18; F04B49/08; F04B49/12
Foreign References:
| GB402603A | | | | |
| IT411189B | | | | |
| IT411190B | | | | |
| GB484114A | | | | |
| DE921246C | | | | |
| FR1007900A | | | | |