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GB292903A - Improvements in or relating to telephone sets - Google Patents

Improvements in or relating to telephone sets

Info

Publication number
GB292903A
GB292903A GB8987/28A GB898728A GB292903A GB 292903 A GB292903 A GB 292903A GB 8987/28 A GB8987/28 A GB 8987/28A GB 898728 A GB898728 A GB 898728A GB 292903 A GB292903 A GB 292903A
Authority
GB
United Kingdom
Prior art keywords
base
terminals
desk
sets
contacts
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
GB8987/28A
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Publication of GB292903A publication Critical patent/GB292903A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
GB8987/28A 1927-06-25 1928-03-24 Improvements in or relating to telephone sets Expired GB292903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE292903X 1927-06-25

Publications (1)

Publication Number Publication Date
GB292903A true GB292903A (en) 1929-03-21

Family

ID=6076048

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8987/28A Expired GB292903A (en) 1927-06-25 1928-03-24 Improvements in or relating to telephone sets

Country Status (4)

Country Link
BE (1) BE350207A (is)
FR (1) FR652090A (is)
GB (1) GB292903A (is)
NL (1) NL25229C (is)

Also Published As

Publication number Publication date
BE350207A (is)
NL25229C (is)
FR652090A (fr) 1929-03-04

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