Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filedfiledCritical
Priority to BE677826ApriorityCriticalpatent/BE677826A/fr
Publication of BE677826ApublicationCriticalpatent/BE677826A/fr
Priority to NL6703798Aprioritypatent/NL6703798A/xx
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
