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发明名称
Perfectionnements aux appareils de projection d'acide pour gemmage activé
摘要
申请公布号
FR1196135(A)
申请公布日期
1959.11.20
申请号
FRD1196135
申请日期
1958.05.16
申请人
发明人
GRASA RICARDO
分类号
A01G7/00
主分类号
A01G7/00
代理机构
代理人
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