GB374946A - Improvements in or relating to telephone handsets or microtelephones - Google Patents

Improvements in or relating to telephone handsets or microtelephones

Info

Publication number
GB374946A
GB374946A GB844831A GB844831A GB374946A GB 374946 A GB374946 A GB 374946A GB 844831 A GB844831 A GB 844831A GB 844831 A GB844831 A GB 844831A GB 374946 A GB374946 A GB 374946A
Authority
GB
United Kingdom
Prior art keywords
cord
transmitter
fin
capsules
receiver
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
GB844831A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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
Priority to BE387028D priority Critical patent/BE387028A/xx
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB844831A priority patent/GB374946A/en
Priority to FR732906D priority patent/FR732906A/fr
Publication of GB374946A publication Critical patent/GB374946A/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
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
GB844831A 1931-03-19 1931-03-19 Improvements in or relating to telephone handsets or microtelephones Expired GB374946A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE387028D BE387028A (enExample) 1931-03-19
GB844831A GB374946A (en) 1931-03-19 1931-03-19 Improvements in or relating to telephone handsets or microtelephones
FR732906D FR732906A (fr) 1931-03-19 1932-03-10 Perfectionnements aux microtéléphones ou aux appareils téléphoniques combinés

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB844831A GB374946A (en) 1931-03-19 1931-03-19 Improvements in or relating to telephone handsets or microtelephones

Publications (1)

Publication Number Publication Date
GB374946A true GB374946A (en) 1932-06-20

Family

ID=9852678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB844831A Expired GB374946A (en) 1931-03-19 1931-03-19 Improvements in or relating to telephone handsets or microtelephones

Country Status (3)

Country Link
BE (1) BE387028A (enExample)
FR (1) FR732906A (enExample)
GB (1) GB374946A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2482148A (en) * 1945-09-10 1949-09-20 Beckman Carl Electrodynamic telephone handset
US2607857A (en) * 1949-01-12 1952-08-19 Wheeler Insulated Wire Co Inc Telephone handset
DE957232C (de) * 1954-01-31 1957-01-31 Standard Elek K Ag Geteilter Handapparat fuer Fernsprecher
FR2477812A1 (fr) * 1980-03-04 1981-09-11 Landis & Gyr Ag Combine telephonique a ecouteur et microphone proteges par un capot indevissable

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB656723A (en) * 1948-01-10 1951-08-29 Edward Shipton Improvements in or relating to telephone instruments

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2482148A (en) * 1945-09-10 1949-09-20 Beckman Carl Electrodynamic telephone handset
US2607857A (en) * 1949-01-12 1952-08-19 Wheeler Insulated Wire Co Inc Telephone handset
DE957232C (de) * 1954-01-31 1957-01-31 Standard Elek K Ag Geteilter Handapparat fuer Fernsprecher
FR2477812A1 (fr) * 1980-03-04 1981-09-11 Landis & Gyr Ag Combine telephonique a ecouteur et microphone proteges par un capot indevissable

Also Published As

Publication number Publication date
FR732906A (fr) 1932-09-28
BE387028A (enExample)

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