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发明名称
Electrical cleaning means
摘要
申请公布号
US2448045(A)
申请公布日期
1948.08.31
申请号
US19450603510
申请日期
1945.07.06
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
PEGG EDWARD H. R.
分类号
B03C3/78
主分类号
B03C3/78
代理机构
代理人
主权项
地址
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