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发明名称
GASMASKENDOSE MIT VERTIEFTEM DECKEL.
摘要
申请公布号
DE1761895(U)
申请公布日期
1958.02.20
申请号
DE195700SC399U
申请日期
1957.12.17
申请人
PAUL SCHULZE
发明人
PAUL SCHULZE
分类号
主分类号
代理机构
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