FR758822A - Call device for telephone sets - Google Patents

Call device for telephone sets

Info

Publication number
FR758822A
FR758822A FR758822DA FR758822A FR 758822 A FR758822 A FR 758822A FR 758822D A FR758822D A FR 758822DA FR 758822 A FR758822 A FR 758822A
Authority
FR
France
Prior art keywords
call device
telephone sets
telephone
sets
call
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
French (fr)
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.)
Societe des Telephones Ericsson SA
Original Assignee
Societe des Telephones Ericsson SA
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 Societe des Telephones Ericsson SA filed Critical Societe des Telephones Ericsson SA
Application granted granted Critical
Publication of FR758822A publication Critical patent/FR758822A/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
    • H04M1/26—Devices for calling a subscriber
    • H04M1/52—Arrangements wherein a dial or the like is mechanically coupled to a line selector

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR758822D 1932-10-21 1932-10-21 Call device for telephone sets Expired FR758822A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR758822T 1932-10-21

Publications (1)

Publication Number Publication Date
FR758822A true FR758822A (en) 1934-01-24

Family

ID=9166895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR758822D Expired FR758822A (en) 1932-10-21 1932-10-21 Call device for telephone sets

Country Status (1)

Country Link
FR (1) FR758822A (en)

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