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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
B63C3/00—Launching or hauling-out by landborne slipways; Slipways
B63C3/06—Launching or hauling-out by landborne slipways; Slipways by vertical movement of vessel, i.e. by crane
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FR56724A1966-04-061966-04-06Installation pour la mise à sec et la mise à eau de navires
ExpiredFR1528588A
(fr)