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发明名称
BAHN AUS ZWEI THERMOPLASTISCHEN SCHICHTEN ZUR HERSTELLUNG VON LAMPENSCHIRMEN, INSBESONDERE GEWOELBTEN SCHALEN.
摘要
申请公布号
DE1758111(U)
申请公布日期
1957.12.19
申请号
DE1957H024805U
申请日期
1957.04.26
申请人
HOFFMEISTER & SOHN G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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