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发明名称
Станок для одновременного наложения двух параллельных заклепочных швов на составных строительных плитах
摘要
申请公布号
SU80487(A1)
申请公布日期
1949.11.30
申请号
SU19490393820
申请日期
1949.03.21
申请人
PEN S.S.
发明人
PEN S.S.
分类号
B28B11/00
主分类号
B28B11/00
代理机构
代理人
主权项
地址
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