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公开(公告)号:US3018199A
公开(公告)日:1962-01-23
申请号:US69816957
申请日:1957-11-22
Applicant: GEN ELECTRIC
Inventor: LIT HARRY B , DUNTON ROBERT E
公开(公告)号:US3018199A
公开(公告)日:1962-01-23
申请号:US69816957
申请日:1957-11-22
Applicant: GEN ELECTRIC
Inventor: LIT HARRY B , DUNTON ROBERT E