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经营范围
发明名称
Procédé et appareil pour mesurer la longueur des grains de riz
摘要
申请公布号
FR1163263(A)
申请公布日期
1958.09.24
申请号
FRD1163263
申请日期
1956.12.12
申请人
发明人
CONNEAU JEAN
分类号
G01B11/02;G03B21/00
主分类号
G01B11/02
代理机构
代理人
主权项
地址
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