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2019-03-19
Correlated electron switch device
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1966-01-25
Telephone switching network
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1968-03-18
JPH0433179B2
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1992-06-02
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2015-06-16
Fuse circuit
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1964-04-14
Automatic telecommunication switching systems
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1942-11-03
Selective system
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1979-04-10
Switching matrix with connection modules
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1943-10-12
Switching mechanism
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1972-05-09
Crosstalk minimization in multi-wire networks
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2024-04-17
Partitioned memory architecture with single resistor or dual resistor memory elements for in-memory pipeline processing
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1968-09-17
Optical distribution network
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1966-04-05
Circuit arrangement for communication systems wherein lines are interconnected over coupling multiples
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1965-11-02
Switching systems employing co-ordinate switching arrangements of the cross-point type
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1977-12-19
Anordning for merking av elektriske ledninger og lignende med liten diameter
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1958-12-09
Relay selecting circuit
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1968-07-30
Control arrangement for a switching network
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1942-09-01
Selective system
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1941-03-25
Telephone system
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1971-01-26
Guide wire control circuit arrangement for a multi-stage crosspoint network
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1943-10-26
Dial operated crossbar selector
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1951-11-20
Connecting device at crossbar switch for selection of connecting links
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1974-08-19
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1972-03-21
Circuit arrangement for coupling, holding and releasing of crosspoint relays in a connection path in telecommunication systems
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1968-05-14
Coordinate switch and telecommunication system comprising bilateral semiconductor switch means