Fault-detecting monitor for integrated circuit units
    1.
    发明授权
    Fault-detecting monitor for integrated circuit units 失效
    集成电路单元故障检测监控

    公开(公告)号:US3590378A

    公开(公告)日:1971-06-29

    申请号:US3590378D

    申请日:1968-11-14

    Inventor: KASSABGI GEORGES

    CPC classification number: G06F11/27

    Abstract: A substrate supporting an operational integrated circuit and further supporting a fault-detecting monitor integrated circuit, wherein the monitor circuit samples a plurality of check points in the operational circuit to sense faulty functioning of the operational circuit, enters into a storage member an indicium of the fault status of the operational circuit, and delivers at output terminals of the substrate signals representing the indicium stored in the storage member.

    Timing apparatus for high speed printer
    5.
    发明授权
    Timing apparatus for high speed printer 失效
    高速打印机定时装置

    公开(公告)号:US3707121A

    公开(公告)日:1972-12-26

    申请号:US3707121D

    申请日:1970-06-01

    CPC classification number: G06K15/06

    Abstract: A high speed printer wherein print characters are disposed in rows about the periphery of a rotating drum, wherein the particular character opposite a print line along the direction of rotation of the drum is denoted by the state of a counter which is advanced as each character row passes the print line, and wherein the counter is reset when a predetermined point on the drum passes said print line.

    Abstract translation: 一种高速打印机,其中打印字符围绕旋转滚筒的周边设置成行,其中沿着滚筒的旋转方向与印刷线相对的特定字符由以每个字符行前进的计数器的状态表示 通过打印线,并且其中当滚筒上的预定点通过所述打印线时,计数器被复位。

    Distributed parameters delay line,on folded support
    8.
    发明授权
    Distributed parameters delay line,on folded support 失效
    分布式参数延迟线,折叠支持

    公开(公告)号:US3609600A

    公开(公告)日:1971-09-28

    申请号:US3609600D

    申请日:1968-11-27

    Inventor: KASSABGI GEORGES

    CPC classification number: H03H7/34

    Abstract: A distributed parameter electromagnetic delay line is obtained by superimposing insulating thin foldable substrates carrying conductive patterns, which form, when folded in accordionlike fashion, a helicoidal winding composed of a plurality of turns interleaved with grounded conducting areas. As an alternate construction, a single insulating substrate carrying conductive patterns on both sides may be used.

    Method for fabricating photographic artwork for printed circuits
    9.
    发明授权
    Method for fabricating photographic artwork for printed circuits 失效
    用于制作印刷电路摄影作品的方法

    公开(公告)号:US3594168A

    公开(公告)日:1971-07-20

    申请号:US3594168D

    申请日:1968-02-12

    CPC classification number: H05K3/0002 H05K2203/056

    Abstract: THIS INVENTION RELATES TO A METHOD FOR FABRICATING PHOTOGRAPHIC ARTWORK FOR USE IN THE MANUFACTURE OF PRINTED CIRUCITS, THE ARTWORK BEING OBTAINED THROUGH THE USE OF A FIRST MASK OF HIGH PRECISION PATTERN CLOSE TO A PHOTOSENSITIVE PLATE AND A SECOND MASK FOR OPAQUING SELECTED PORTIONS OF THE PATTERN OF SAID FIRST MASK AND EXPOSING THE SAME TO APPROPRIATE RADIATION. THIS PROCESS IS REPEATED UNTIL THE DESIRED ARTWORK IS OBTAINED.

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