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公开(公告)号:US2540856A
公开(公告)日:1951-02-06
申请号:US588448
申请日:1948-02-02
Applicant: VENDO CO
Inventor: ANDREWS BOLEY A , SHONTZ JR LORAN A , JOHNSON ELMER C
IPC: G07F11/58
CPC classification number: G07F11/58
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公开(公告)号:US2783917A
公开(公告)日:1957-03-05
申请号:US31202852
申请日:1952-09-29
Applicant: VENDO CO
Inventor: ANDREWS BOLEY A , SABIN EUGENE R , SHONTZ JR LORAN A
IPC: G07F5/18
CPC classification number: G07F11/002 , G07F5/18
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公开(公告)号:US2770343A
公开(公告)日:1956-11-13
申请号:US25826451
申请日:1951-11-26
Applicant: VENDO CO
Inventor: ANDREWS BOLEY A , SHONTZ JR LORAN A
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