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经营范围
发明名称
Cartouche chimique pour appareils respiratoires et de protection contre les gaz
摘要
申请公布号
FR850195(A)
申请公布日期
1939.12.09
申请号
FRD850195
申请日期
1939.02.11
申请人
发明人
HOFF ADOLF VON
分类号
A62B21/00
主分类号
A62B21/00
代理机构
代理人
主权项
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