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公开(公告)号:US3457518A
公开(公告)日:1969-07-22
申请号:US3457518D
申请日:1966-09-06
Applicant: COSSOR LTD A C
Inventor: MEHRTENS DAVID HENRY
CPC classification number: H03D1/18
公开(公告)号:US3457518A
公开(公告)日:1969-07-22
申请号:US3457518D
申请日:1966-09-06
Applicant: COSSOR LTD A C
Inventor: MEHRTENS DAVID HENRY
CPC classification number: H03D1/18