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发明名称
LASER MACHINING METHOD
摘要
PURPOSE:To make possible machining always at a constant power density even if spreading angle changes by performing deviation of focus through optical or mechanical changing with respect to the change in the spreading angle of laser light.
申请公布号
JPS5397797(A)
申请公布日期
1978.08.26
申请号
JP19770012155
申请日期
1977.02.08
申请人
发明人
分类号
B23K26/04;B23K26/00;H01S3/00;H01S3/02
主分类号
B23K26/04
代理机构
代理人
主权项
地址
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