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发明名称
GASREGELDUESE FUER GASBACKOEFEN U. DGL.
摘要
申请公布号
DE1639811(U)
申请公布日期
1952.06.19
申请号
DE195200M6837U
申请日期
1952.02.15
申请人
METALLWERKE GEBR. SEPPELFRICKE G.M.B.H.
发明人
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主分类号
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