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发明名称
Masque à gaz
摘要
申请公布号
FR50873(E)
申请公布日期
1941.04.18
申请号
FRD50873
申请日期
1939.08.12
申请人
发明人
SANDER CHARLES, AUGUSTE
分类号
A62B23/02
主分类号
A62B23/02
代理机构
代理人
主权项
地址
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