GB657972A - Improvements in circuit-arrangements for passing a signalling voltage under the control of an auxiliary voltage - Google Patents

Improvements in circuit-arrangements for passing a signalling voltage under the control of an auxiliary voltage

Info

Publication number
GB657972A
GB657972A GB10349/49A GB1034949A GB657972A GB 657972 A GB657972 A GB 657972A GB 10349/49 A GB10349/49 A GB 10349/49A GB 1034949 A GB1034949 A GB 1034949A GB 657972 A GB657972 A GB 657972A
Authority
GB
United Kingdom
Prior art keywords
tube
switch
switch path
auxiliary
cathode
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB10349/49A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB657972A publication Critical patent/GB657972A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • X-Ray Techniques (AREA)
GB10349/49A 1948-04-20 1949-04-19 Improvements in circuit-arrangements for passing a signalling voltage under the control of an auxiliary voltage Expired GB657972A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL657972X 1948-04-20

Publications (1)

Publication Number Publication Date
GB657972A true GB657972A (en) 1951-10-03

Family

ID=19795289

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10349/49A Expired GB657972A (en) 1948-04-20 1949-04-19 Improvements in circuit-arrangements for passing a signalling voltage under the control of an auxiliary voltage

Country Status (3)

Country Link
DE (1) DE846864C (enrdf_load_stackoverflow)
GB (1) GB657972A (enrdf_load_stackoverflow)
NL (1) NL72036C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL72036C (enrdf_load_stackoverflow)
DE846864C (de) 1952-08-18

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