BE531570A - - Google Patents

Info

Publication number
BE531570A
BE531570A BE531570DA BE531570A BE 531570 A BE531570 A BE 531570A BE 531570D A BE531570D A BE 531570DA BE 531570 A BE531570 A BE 531570A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE531570A publication Critical patent/BE531570A/xx
Priority claimed from GB4473/55A external-priority patent/GB788593A/en
Priority claimed from GB33617/53A external-priority patent/GB788929A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/52—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of gas-filled tubes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K29/00—Pulse counters comprising multi-stable elements, e.g. for ternary scale, for decimal scale; Analogous frequency dividers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/525—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using tubes in the switching stages

Landscapes

  • Computer Networks & Wireless Communication (AREA)
  • Engineering & Computer Science (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Gas-Filled Discharge Tubes (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Lasers (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Electrotherapy Devices (AREA)
  • Structure Of Telephone Exchanges (AREA)
BE531570D 1952-04-10 BE531570A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9307/52A GB734345A (en) 1952-04-10 1952-04-10 Improvements in or relating to electric signal switching circuits and cold cathode gas-filled discharge tubes therefor
GB4473/55A GB788593A (en) 1952-04-10 1953-09-02 Improvements in or relating to automatic telecommunication exchange systems
GB33617/53A GB788929A (en) 1952-04-10 1953-12-03 Improvements in or relating to automatic telecommunication exchanges

Publications (1)

Publication Number Publication Date
BE531570A true BE531570A (fr)

Family

ID=47073574

Family Applications (3)

Application Number Title Priority Date Filing Date
BE531570D BE531570A (fr) 1952-04-10
BE533837D BE533837A (fr) 1952-04-10
BE519096D BE519096A (fr) 1952-04-10

Family Applications After (2)

Application Number Title Priority Date Filing Date
BE533837D BE533837A (fr) 1952-04-10
BE519096D BE519096A (fr) 1952-04-10

Country Status (7)

Country Link
US (3) US2775722A (fr)
BE (3) BE519096A (fr)
CH (1) CH318619A (fr)
DE (5) DE1021497B (fr)
FR (4) FR1079163A (fr)
GB (5) GB734345A (fr)
NL (1) NL235805A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS3620681B1 (fr) * 1957-07-08 1961-10-28
GB967252A (en) * 1960-05-25 1964-08-19 Pye Ltd Automatic telephone systems
US3205312A (en) * 1960-12-23 1965-09-07 Gen Dynamics Corp Off-hook detector
ES292363A1 (es) * 1962-10-15 1963-12-01 Standard Electrica Sa Sistema telefënico conmutador electrënico
US3350602A (en) * 1965-02-11 1967-10-31 Eg & G Inc Gaseous-discharge device having a trigger electrode and a light producing spark gap to facilitate breakdown between the trigger electrode and one of the principal electrodes

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1738169A (en) * 1926-05-08 1929-12-03 Old Colony Trust Company Rectifier
US1834072A (en) * 1928-07-04 1931-12-01 Telefunken Gmbh Glow lamp
US2103022A (en) * 1933-08-23 1937-12-21 Hazeltine Corp Gaseous discharge tube
US2293570A (en) * 1940-11-07 1942-08-18 Bell Telephone Labor Inc Amplifier using gas-filled tube
US2309525A (en) * 1941-01-21 1943-01-26 Bell Telephone Labor Inc Electric signaling
US2294910A (en) * 1941-03-26 1942-09-08 Bell Telephone Labor Inc Signaling and communication system
US2387018A (en) * 1942-08-05 1945-10-16 Bell Lab Inc Communication system
US2419485A (en) * 1943-06-03 1947-04-22 Ncr Co Electronic device
US2427533A (en) * 1943-12-31 1947-09-16 Research Corp Electronic switching device
FR944842A (fr) * 1947-03-26 1949-05-02
US2490833A (en) * 1947-04-26 1949-12-13 Fed Telecomm Labs Inc All electronic line finder and selector system
US2579306A (en) * 1948-03-05 1951-12-18 Bell Telephone Labor Inc Multielectrode gaseous discharge devices
DE812933C (de) * 1949-04-26 1951-09-06 Siemens & Halske A G Schaltungsanordnung fuer Nullfrequenzruf und -wahl
BE500226A (fr) * 1949-12-24
NL161618B (nl) * 1950-06-12 Philips Nv Werkwijze ter vervaardiging van een geintegreerde halfgeleiderinrichting en geintegreerde halfgeleider- inrichting vervaardigd volgens de werkwijze.
US2565103A (en) * 1950-12-19 1951-08-21 Pierre M G Toulon Switching tube
NL90098C (fr) * 1951-02-23

Also Published As

Publication number Publication date
GB788592A (en) 1958-01-02
GB734345A (en) 1955-07-27
GB788594A (en) 1958-01-02
GB788591A (en) 1958-01-02
CH318619A (fr) 1957-01-15
DE1071765B (de) 1959-12-24
DE1021497B (de) 1957-12-27
FR67471E (fr) 1958-03-13
DE1047258B (de) 1958-12-24
DE1047259B (de) 1958-12-24
GB788595A (en) 1958-01-02
FR1079163A (fr) 1954-11-26
DE1052474B (de) 1959-03-12
NL235805A (fr)
FR67472E (fr) 1958-03-13
BE519096A (fr)
US2775722A (en) 1956-12-25
US2843782A (en) 1958-07-15
US2911475A (en) 1959-11-03
FR68806E (fr) 1958-06-10
BE533837A (fr)

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