发明名称 |
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摘要 |
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申请公布号 |
FR965884(A) |
申请公布日期 |
1950.09.23 |
申请号 |
FRD965884 |
申请日期 |
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申请人 |
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发明人 |
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分类号 |
G01G1/00 |
主分类号 |
G01G1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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