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发明名称
ULTRASONIC CLEANING METHOD UTILIZING FREON AS A MEDIUM
摘要
申请公布号
PL117065(B1)
申请公布日期
1981.07.31
申请号
PL19780205846
申请日期
1978.04.05
申请人
发明人
分类号
B08B;B08B3/12;C23G5/02;(IPC1-7):B08B3/12
主分类号
B08B
代理机构
代理人
主权项
地址
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