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发明名称
RUECKSCHLAGVENTIL FUER AUTOGEN-SCHWEISSANLAGEN.
摘要
申请公布号
DE1783513(U)
申请公布日期
1959.02.19
申请号
DE195800SC469U
申请日期
1958.10.23
申请人
FA. PAUL SCHNAUTZ
发明人
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主分类号
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