FR999130A - - Google Patents

Info

Publication number
FR999130A
FR999130A FR999130DA FR999130A FR 999130 A FR999130 A FR 999130A FR 999130D A FR999130D A FR 999130DA FR 999130 A FR999130 A FR 999130A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR999130A publication Critical patent/FR999130A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR999130D Expired FR999130A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
FR999130A true FR999130A (cg-RX-API-DMAC7.html) 1952-01-25

Family

ID=1567100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR999130D Expired FR999130A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
FR (1) FR999130A (cg-RX-API-DMAC7.html)

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