Title:
Underwater diving apparatus
United States Patent 3379023
US Patent References:
Buoyancy adjusting device for swimmers
- - 3161028

Back pack for divers' air tanks
- - 3269129


Inventors:
Ralph, Crose
Publication Date:
04/23/1968
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Assignee:
KIM ENTERPRISE INC
Primary Class:
405/186
International Classes:
B63C11/30; B63C11/02
Foreign References:
FR532205A
NL8156C