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发明名称
摘要
申请公布号
JPS4895650(U)
申请公布日期
1973.11.14
申请号
JP19720019159U
申请日期
1972.02.16
申请人
发明人
分类号
G01B3/04;B43L7/00;(IPC1-7):G01B3/04
主分类号
G01B3/04
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