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公开(公告)号:BR6908952D0
公开(公告)日:1973-02-20
申请号:BR20895269
申请日:1969-05-19
Applicant: ESB INC
Inventor: DUDDY J , ARMS J , KELLEY J
公开(公告)号:DK126739B
公开(公告)日:1973-08-13
申请号:DK265669
申请日:1969-05-16
IPC: H01M3/02