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发明名称
DEVICE FOR MAKING LOBES OF SPHERICAL VESSELS
摘要
申请公布号
SU409471(A2)
申请公布日期
1981.09.30
申请号
SU19711665840
申请日期
1971.05.06
申请人
SHEIN YU.I.,SU
发明人
SHEIN YU.I.,SU
分类号
B21D5/14;B21D7/08;(IPC1-7):B21D5/14
主分类号
B21D5/14
代理机构
代理人
主权项
地址
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