Legal status (The legal status 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 status listed.)
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
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of FR1171750ApublicationCriticalpatent/FR1171750A/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
B63C11/18—Air supply
B63C11/22—Air supply carried by diver
B63C11/2227—Second-stage regulators
Landscapes
Health & Medical Sciences
(AREA)
General Health & Medical Sciences
(AREA)
Pulmonology
(AREA)
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Ocean & Marine Engineering
(AREA)
FR1171750D1957-04-181957-04-18Perfectionnements apportés aux dispositifs pour respirer sous l'eau
ExpiredFR1171750A
(fr)