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发明名称
Essoreuse à poussée axiale et à étages multiples
摘要
申请公布号
FR1098770(A)
申请公布日期
1955.08.22
申请号
FRD1098770
申请日期
1954.02.01
申请人
ESCHER WYSS
发明人
分类号
B04B3/02
主分类号
B04B3/02
代理机构
代理人
主权项
地址
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