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Publication of FR858412ApublicationCriticalpatent/FR858412A/fr
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
B29D99/00—Subject matter not provided for in other groups of this subclass
B29D99/0064—Producing wearing apparel
B29D99/0071—Masks, e.g. gas masks
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
B29L2031/00—Other particular articles
B29L2031/48—Wearing apparel
B29L2031/4807—Headwear
B29L2031/4835—Masks
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
FR858412D1939-04-261939-04-26Procédé et dispositif pour la fabrication d'appareils de protection individuelle contre les gaz de combat
ExpiredFR858412A
(fr)