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Svenska AB Gasaccumulator
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Svenska AB Gasaccumulator
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Application filed by Svenska AB GasaccumulatorfiledCriticalSvenska AB Gasaccumulator
Application grantedgrantedCritical
Publication of FR1152795ApublicationCriticalpatent/FR1152795A/fr
B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
B63C11/02—Divers' equipment
B63C11/30—Ballast
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Ocean & Marine Engineering
(AREA)
FR1152795D1955-06-231956-06-22Valve de contrôle en particulier pour poche d'air
ExpiredFR1152795A
(fr)