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发明名称
Aus Gummi oder einem anderen dehnbaren Stoff bestehende Haubenmaske mit einem Ausatemventil aus Gummi.
摘要
申请公布号
AT158454(B)
申请公布日期
1940.04.10
申请号
ATD158454
申请日期
1937.11.12
申请人
AUERGESELLSCHAFT AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
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地址
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