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发明名称
Perfectionnements aux outils piqueurs ainsi qu'aux porte-outils destinés à les recevoir
摘要
申请公布号
FR1402256(A)
申请公布日期
1965.06.11
申请号
FR19640980593
申请日期
1964.07.03
申请人
AUSTIN HOY AND COMPANY LTD
发明人
分类号
E21C35/19
主分类号
E21C35/19
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