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发明名称
BRIEFKLAPPE.
摘要
申请公布号
DE1657670(U)
申请公布日期
1953.06.18
申请号
DE195300T3202U
申请日期
1953.02.02
申请人
F. TUETEMANN G.M.B.H.
发明人
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主分类号
代理机构
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