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IND DU CAOUTCHOUC SOUPLE
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IND DU CAOUTCHOUC SOUPLE
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Publication of FR796468ApublicationCriticalpatent/FR796468A/fr
A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
A62B18/082—Assembling eyepieces, lenses or vision-correction means in or on gas-masks
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FR796468D1935-10-171935-10-17Mode de fixation des disques anti-buée sur les lunettes de protection, masques à gaz et similaires
ExpiredFR796468A
(fr)