FR720111A - Appareil téléphonique automatique à main - Google Patents

Appareil téléphonique automatique à main

Info

Publication number
FR720111A
FR720111A FR720111DA FR720111A FR 720111 A FR720111 A FR 720111A FR 720111D A FR720111D A FR 720111DA FR 720111 A FR720111 A FR 720111A
Authority
FR
France
Prior art keywords
hand
telephone device
automatic telephone
held automatic
held
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
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
Application granted granted Critical
Publication of FR720111A publication Critical patent/FR720111A/fr
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
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR720111D 1930-07-17 1931-07-17 Appareil téléphonique automatique à main Expired FR720111A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE720111X 1930-07-17

Publications (1)

Publication Number Publication Date
FR720111A true FR720111A (fr) 1932-02-16

Family

ID=6627519

Family Applications (2)

Application Number Title Priority Date Filing Date
FR720111D Expired FR720111A (fr) 1930-07-17 1931-07-17 Appareil téléphonique automatique à main
FR41581D Expired FR41581E (fr) 1930-07-17 1932-03-21 Appareil téléphonique automatique à main

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR41581D Expired FR41581E (fr) 1930-07-17 1932-03-21 Appareil téléphonique automatique à main

Country Status (1)

Country Link
FR (2) FR720111A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760122A (en) * 1970-02-27 1973-09-18 K Blomberg Switching device for telephone instruments

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760122A (en) * 1970-02-27 1973-09-18 K Blomberg Switching device for telephone instruments

Also Published As

Publication number Publication date
FR41581E (fr) 1933-02-07

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