FR616718A - Improvements to automatic or semi-automatic telephone systems - Google Patents

Improvements to automatic or semi-automatic telephone systems

Info

Publication number
FR616718A
FR616718A FR616718DA FR616718A FR 616718 A FR616718 A FR 616718A FR 616718D A FR616718D A FR 616718DA FR 616718 A FR616718 A FR 616718A
Authority
FR
France
Prior art keywords
automatic
semi
telephone systems
automatic telephone
systems
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR616718A publication Critical patent/FR616718A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR616718D 1926-05-27 1926-05-27 Improvements to automatic or semi-automatic telephone systems Expired FR616718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR616718T 1926-05-27

Publications (1)

Publication Number Publication Date
FR616718A true FR616718A (en) 1927-02-07

Family

ID=8981792

Family Applications (1)

Application Number Title Priority Date Filing Date
FR616718D Expired FR616718A (en) 1926-05-27 1926-05-27 Improvements to automatic or semi-automatic telephone systems

Country Status (1)

Country Link
FR (1) FR616718A (en)

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