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发明名称
VORRICHTUNG UND VERFAHREN ZUM ULTRASCHALLSCHWEISSEN
摘要
申请公布号
DE1527382(B2)
申请公布日期
1972.11.30
申请号
DE19641527382
申请日期
1964.09.26
申请人
发明人
分类号
B23K20/10;(IPC1-7):B23K21/00
主分类号
B23K20/10
代理机构
代理人
主权项
地址
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