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经营范围
发明名称
ULTRASONIC GENERATOR
摘要
申请公布号
PL134460(B1)
申请公布日期
1985.08.31
申请号
PL19810231572
申请日期
1981.06.09
申请人
发明人
分类号
B06B;B06B1/06;H03B5/32;(IPC1-7):B06B1/06
主分类号
B06B
代理机构
代理人
主权项
地址
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