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发明名称
PROCEDE POUR LA PRODUCTION DES ROUES OU DES DISQUES DE POLIR POUR LE POLISSAGE DES MARBES,DES PIERRES DE TAILLE ET DES MATERIAUX ANALOGUES
摘要
申请公布号
PT66477(A)
申请公布日期
1977.05.01
申请号
PT19770066477
申请日期
1977.04.26
申请人
DE OLIVEIRA H
发明人
分类号
B24B1/00
主分类号
B24B1/00
代理机构
代理人
主权项
地址
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