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公开(公告)号:US3181014A
公开(公告)日:1965-04-27
申请号:US23050062
申请日:1962-10-15
Applicant: MIDWESTERN INSTR INC
Inventor: CLARK JOHN R
IPC: H03K5/04
CPC classification number: H03K5/04 , Y10T307/878 , Y10T307/957
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22.Automatic remote tape quantity transmitter for tape recording equipment 失效
Title translation: 磁带记录设备自动远程磁带数量发送器公开(公告)号:US3069777A
公开(公告)日:1962-12-25
申请号:US73306058
申请日:1958-05-05
Applicant: MIDWESTERN INSTR INC
Inventor: ISBEIL WILLARD D
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公开(公告)号:US3002705A
公开(公告)日:1961-10-03
申请号:US70316357
申请日:1957-12-16
Applicant: MIDWESTERN INSTR INC
Inventor: ISBELL WILLARD D
IPC: G11B15/66
CPC classification number: G11B15/662
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