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发明名称
Méthode et dispositifs pour la vérification automatique des galets coniques
摘要
申请公布号
FR944988(A)
申请公布日期
1949.04.21
申请号
FRD944988
申请日期
1947.04.10
申请人
REGIE NATIONALE DES USINES RENAULT
发明人
分类号
G01B21/22
主分类号
G01B21/22
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代理人
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