GB363313A - Improvements in or relating to impulse transmitters for use in telephone or like systems - Google Patents

Improvements in or relating to impulse transmitters for use in telephone or like systems

Info

Publication number
GB363313A
GB363313A GB27509/30A GB2750930A GB363313A GB 363313 A GB363313 A GB 363313A GB 27509/30 A GB27509/30 A GB 27509/30A GB 2750930 A GB2750930 A GB 2750930A GB 363313 A GB363313 A GB 363313A
Authority
GB
United Kingdom
Prior art keywords
disc
sept
telephone
class
finger
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
GB27509/30A
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.)
Associated Telephone and Telegraph Co
Original Assignee
Associated Telephone and Telegraph Co
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 Associated Telephone and Telegraph Co filed Critical Associated Telephone and Telegraph Co
Publication of GB363313A publication Critical patent/GB363313A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electromechanical Clocks (AREA)
  • Adornments (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
GB27509/30A 1929-09-26 1930-09-15 Improvements in or relating to impulse transmitters for use in telephone or like systems Expired GB363313A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US363313XA 1929-09-26 1929-09-26

Publications (1)

Publication Number Publication Date
GB363313A true GB363313A (en) 1931-12-15

Family

ID=21887992

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27509/30A Expired GB363313A (en) 1929-09-26 1930-09-15 Improvements in or relating to impulse transmitters for use in telephone or like systems

Country Status (2)

Country Link
BE (1) BE373625A (enrdf_load_stackoverflow)
GB (1) GB363313A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE373625A (enrdf_load_stackoverflow)

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