Title:
Pneumatic sound source
United States Patent 3276534
US Patent References:
Pneumatic sound source
- - 3077944

Electrolytic-ignition underwater sound source
- - 3099813

Blasting cartridges
- - 3111898


Inventors:
Ewing, John I.
Roger, Zaunere
Publication Date:
10/04/1966
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Assignee:
Ewing, John I.
Roger, Zaunere
Primary Class:
181/120
Other Classes:
102/325
International Classes:
G01V1/137; G01V1/02