FR798788A - Improvements to automatic or semi-automatic telephone systems - Google Patents

Improvements to automatic or semi-automatic telephone systems

Info

Publication number
FR798788A
FR798788A FR798788DA FR798788A FR 798788 A FR798788 A FR 798788A FR 798788D A FR798788D A FR 798788DA FR 798788 A FR798788 A FR 798788A
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 FR798788A publication Critical patent/FR798788A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR798788D 1935-09-10 1935-02-23 Improvements to automatic or semi-automatic telephone systems Expired FR798788A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR47110T 1935-09-10

Publications (1)

Publication Number Publication Date
FR798788A true FR798788A (en) 1936-05-26

Family

ID=8682648

Family Applications (2)

Application Number Title Priority Date Filing Date
FR798788D Expired FR798788A (en) 1935-09-10 1935-02-23 Improvements to automatic or semi-automatic telephone systems
FR47110D Expired FR47110E (en) 1935-09-10 1935-09-10 Improvements to automatic or semi-automatic telephone systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR47110D Expired FR47110E (en) 1935-09-10 1935-09-10 Improvements to automatic or semi-automatic telephone systems

Country Status (2)

Country Link
CH (1) CH215526A (en)
FR (2) FR798788A (en)

Also Published As

Publication number Publication date
CH215526A (en) 1941-06-30
FR47110E (en) 1937-01-18

Similar Documents

Publication Publication Date Title
FR832232A (en) Improvements to television systems
FR752225A (en) Improvements to automatic or semi-automatic telephone systems, or other similar systems
FR810606A (en) Improvements to radio-receiver systems
FR807879A (en) Improvements to automatic or semi-automatic telephone systems or similar systems
FR786377A (en) Improvements to automatic or semi-automatic telephone systems
FR771800A (en) Improvements to telecommunication systems
FR806425A (en) Improvements to automatic or semi-automatic telephone systems or similar systems
FR798788A (en) Improvements to automatic or semi-automatic telephone systems
FR687017A (en) Improvements to automatic or semi-automatic telephone systems
FR799145A (en) Improvements to automatic telephone systems
FR799654A (en) Improvements to automatic telephone systems
FR817051A (en) Improvements to automatic or manual telephone systems or similar systems
FR807654A (en) Improvements to telephone or similar systems
FR753279A (en) Improvements to automatic telephone systems
FR768987A (en) Improvements to automatic telephone systems
FR736240A (en) Improvements to automatic or semi-automatic telephone systems
FR731952A (en) Improvements to automatic or semi-automatic telephone systems
FR729482A (en) Improvements to automatic or semi-automatic telephone systems
FR812431A (en) Improvements to communication systems
FR43765E (en) Improvements to automatic and semi-automatic telephone systems
FR784148A (en) Improvements to automatic or semi-automatic systems or similar systems
FR806213A (en) Improvements to telephone systems
FR813901A (en) Improvements to telephone systems
FR812772A (en) Improvements to telephone systems
FR811704A (en) Improvements to automatic or similar telephone systems