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Tubauto SAS
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Tubauto SAS
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Publication of FR802164ApublicationCriticalpatent/FR802164A/en
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
A62B18/02—Masks
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FR802164D1936-02-211936-02-21
Improvement provided in the establishment of masks against noxious or combat gases
ExpiredFR802164A
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