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发明名称
WORKING METHOD FOR METAL BY ULTRASONIC WAVE
摘要
申请公布号
JPH0237925(A)
申请公布日期
1990.02.07
申请号
JP19880185361
申请日期
1988.07.27
申请人
KURIEITEITSUKU JAPAN:KK;TSUJI MEGANE:KK
发明人
MATSUSHITA ATSUSHI;TSUJI MASATSUGU
分类号
B21D22/02;B21D31/00
主分类号
B21D22/02
代理机构
代理人
主权项
地址
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