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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
B63C9/00—Life-saving in water
B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
B63C9/18—Inflatable equipment characterised by the gas-generating or inflation device
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Ocean & Marine Engineering
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FR775243D1933-09-201933-09-20Dispositif de sécurité empêchant l'immersion dans un liquide de personnes ou objets quelconques
ExpiredFR775243A
(fr)