FR606386A - Improvements to electrical signaling systems - Google Patents

Improvements to electrical signaling systems

Info

Publication number
FR606386A
FR606386A FR606386DA FR606386A FR 606386 A FR606386 A FR 606386A FR 606386D A FR606386D A FR 606386DA FR 606386 A FR606386 A FR 606386A
Authority
FR
France
Prior art keywords
signaling systems
electrical signaling
electrical
systems
signaling
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 FR606386A publication Critical patent/FR606386A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
FR606386D 1924-08-06 1925-10-21 Improvements to electrical signaling systems Expired FR606386A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US730366A US1563517A (en) 1924-08-06 1924-08-06 Signaling system

Publications (1)

Publication Number Publication Date
FR606386A true FR606386A (en) 1926-06-12

Family

ID=24935041

Family Applications (1)

Application Number Title Priority Date Filing Date
FR606386D Expired FR606386A (en) 1924-08-06 1925-10-21 Improvements to electrical signaling systems

Country Status (3)

Country Link
US (1) US1563517A (en)
FR (1) FR606386A (en)
GB (1) GB260048A (en)

Also Published As

Publication number Publication date
US1563517A (en) 1925-12-01
GB260048A (en)

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