GB779833A - Telephone system using single-motion numerical switches - Google Patents

Telephone system using single-motion numerical switches

Info

Publication number
GB779833A
GB779833A GB11992/54A GB1199254A GB779833A GB 779833 A GB779833 A GB 779833A GB 11992/54 A GB11992/54 A GB 11992/54A GB 1199254 A GB1199254 A GB 1199254A GB 779833 A GB779833 A GB 779833A
Authority
GB
United Kingdom
Prior art keywords
relay
over
selector
line
magnet
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
GB11992/54A
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
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 Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Publication of GB779833A publication Critical patent/GB779833A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
GB11992/54A 1953-05-11 1954-04-26 Telephone system using single-motion numerical switches Expired GB779833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US779833XA 1953-05-11 1953-05-11

Publications (1)

Publication Number Publication Date
GB779833A true GB779833A (en) 1957-07-24

Family

ID=22141157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11992/54A Expired GB779833A (en) 1953-05-11 1954-04-26 Telephone system using single-motion numerical switches

Country Status (4)

Country Link
BE (1) BE528719A (enrdf_load_stackoverflow)
DE (1) DE933933C (enrdf_load_stackoverflow)
FR (1) FR1103622A (enrdf_load_stackoverflow)
GB (1) GB779833A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE528719A (enrdf_load_stackoverflow)
FR1103622A (fr) 1955-11-04
DE933933C (de) 1955-10-06

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