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US5440625A
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Personal-servicing communication system
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JPS62168314A
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Reed relay and manufacture of the same
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JPS62117227A
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Manufacture of lead switch
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JPS62117390A
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Abnormality detection of parts terminals
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JPS6255885A
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Separate supply for comb-shaped spring block
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JPS625796A
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Monitor control system for stored program control switching system
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JPS625739A
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Supervisory equipment for communication line
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JPS61286764A
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Preparation of printed wiring board testing jig
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JPS61288548A
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Current supply circuit having grounding, inter-line contact and protecting function
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JPS61136838A
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Separating mechanism for piled-up plate members
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JPS6165654A
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Automatic telephone exchange system
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JPS60247363A
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Call transfer system of communication system
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JPS60192395A
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Guide rail for printed board
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JPS60189360A
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Absence guiding system by voice in communicating system
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JPS60148259A
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Telephone set provided with side tone attenuation automatic adjusting function
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JPS60103834A
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Individual call communication system
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JPS60103864A
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Charge metering system by subscriber
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JPS60121863A
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Communication system for reporting calling subscriber's name
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JPS60116259A
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Automatic dial or abbreviated dial system
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JPS60103859A
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Individual service communication system
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