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1.发明授权Method and apparatus for impacting a stream at high velocity against a surface to be treated 失效用于以高速冲击待处理表面的流的方法和装置
公开(公告)号：US2990653A
公开(公告)日：1961-07-04
申请号：US72972558
申请日：1958-04-21
Applicant: G H TEMANT COMPANY
Inventor： BROWNING JAMES A
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