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发明名称
FORMKASTEN ZUR HERSTELLUNG VON HOHLBAUSTEINEN.
摘要
申请公布号
DE1734166(U)
申请公布日期
1956.11.15
申请号
DE195600J5189U
申请日期
1956.07.28
申请人
JOHANNES JESSEN
发明人
JOHANNES JESSEN
分类号
主分类号
代理机构
代理人
主权项
地址
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