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发明名称
FAN DRIVEN BY SPIRAL SPRING WINDING BY ITSELF
摘要
申请公布号
JPS5213963(A)
申请公布日期
1977.02.02
申请号
JP19740122958
申请日期
1974.10.23
申请人
RI ZAISUI
发明人
RI ZAISUI
分类号
F04D25/02
主分类号
F04D25/02
代理机构
代理人
主权项
地址
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