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发明名称
FORLENGELSESORGAN FOR BETONGELEMENTER
摘要
申请公布号
NO772049(A)
申请公布日期
1977.12.15
申请号
NO19770002049
申请日期
1977.06.13
申请人
PARAISTEN KALKKI OY - PARGAS KALK AB,
发明人
KAJAVA, ANTERO,
分类号
E04B1/21;(IPC1-7):E02D/
主分类号
E04B1/21
代理机构
代理人
主权项
地址
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