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发明名称
Procédé de perçage d'une pierre d'horlogerie au moyen d'un rayon laser
摘要
申请公布号
CH521196(A)
申请公布日期
1971.11.15
申请号
CH19680005264
申请日期
1968.04.09
申请人
BURNAND S.A.
发明人
BURNAND,OLIVIER
分类号
B23K26/382;B23K26/60;G04D3/00;(IPC1-7):B23K27/00;G04B31/00
主分类号
B23K26/382
代理机构
代理人
主权项
地址
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