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申请公布号
JPS5220739(B1)
申请公布日期
1977.06.06
申请号
JP19710045650
申请日期
1971.06.25
申请人
发明人
分类号
B66B9/00;B66B11/02;B66B13/14;(IPC1-7):B66B11/02
主分类号
B66B9/00
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