FR596366A - Directory board especially intended for use with a telephone set - Google Patents

Directory board especially intended for use with a telephone set

Info

Publication number
FR596366A
FR596366A FR596366DA FR596366A FR 596366 A FR596366 A FR 596366A FR 596366D A FR596366D A FR 596366DA FR 596366 A FR596366 A FR 596366A
Authority
FR
France
Prior art keywords
telephone set
especially intended
board especially
directory board
directory
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)
Inventor
Maurice Leduc
Charles Soubiran
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 filed Critical
Application granted granted Critical
Publication of FR596366A publication Critical patent/FR596366A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
    • H04M15/30—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal the meter or calculation of charges not being controlled from an exchange
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR596366D 1925-03-10 1925-03-10 Directory board especially intended for use with a telephone set Expired FR596366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR596366T 1925-03-10

Publications (1)

Publication Number Publication Date
FR596366A true FR596366A (en) 1925-10-22

Family

ID=8967507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR596366D Expired FR596366A (en) 1925-03-10 1925-03-10 Directory board especially intended for use with a telephone set

Country Status (1)

Country Link
FR (1) FR596366A (en)

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