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公开(公告)号:US2880164A
公开(公告)日:1959-03-31
申请号:US47725154
申请日:1954-12-23
Applicant: TIDEWATER OIL COMPANY
Inventor: KEMETH VILAND CLARE
公开(公告)号:US2880164A
公开(公告)日:1959-03-31
申请号:US47725154
申请日:1954-12-23
Applicant: TIDEWATER OIL COMPANY
Inventor: KEMETH VILAND CLARE