AU212189B2 - Circuit arrangement for systematically discovering faults or troubles in switching devices employed in signalling systems and particularly in telephone systems and teleprinter systems
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Circuit arrangement for systematically discovering faults or troubles in switching devices employed in signalling systems and particularly in telephone systems and teleprinter systems
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Siemens SpA
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Siemens SpA
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AU18768/56A1956-06-15Circuit arrangement for systematically discovering faults or troubles in switching devices employed in signalling systems and particularly in telephone systems and teleprinter systems
ExpiredAU212189B2
(en)
Circuit arrangement for systematically discovering faults or troubles in switching devices employed in signalling systems and particularly in telephone systems and teleprinter systems
Circuit arrangement for systematically discovering faults or troubles in switching devices employed in signalling systems and particularly in telephone systems and teleprinter systems
Circuit arrangement for the systematic detection of faults in switching devices in telecommunications systems, in particular in telephone and teleprinter systems