BE788573A - SYSTEM FOR RECORDING NUMBERS CALLED BY TELEPHONE BY AUTOMATIC TELEPHONE DEVICES - Google Patents

SYSTEM FOR RECORDING NUMBERS CALLED BY TELEPHONE BY AUTOMATIC TELEPHONE DEVICES

Info

Publication number
BE788573A
BE788573A BE788573DA BE788573A BE 788573 A BE788573 A BE 788573A BE 788573D A BE788573D A BE 788573DA BE 788573 A BE788573 A BE 788573A
Authority
BE
Belgium
Prior art keywords
telephone
numbers called
recording numbers
devices
automatic
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Ivaldi Carlo
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.)
Publication date
Publication of BE788573A publication Critical patent/BE788573A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/56—Arrangements for indicating or recording the called number at the calling subscriber's set

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
BE788573D 1971-09-08 SYSTEM FOR RECORDING NUMBERS CALLED BY TELEPHONE BY AUTOMATIC TELEPHONE DEVICES BE788573A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2835171 1971-09-08

Publications (1)

Publication Number Publication Date
BE788573A true BE788573A (en) 1973-01-02

Family

ID=11223416

Family Applications (1)

Application Number Title Priority Date Filing Date
BE788573D BE788573A (en) 1971-09-08 SYSTEM FOR RECORDING NUMBERS CALLED BY TELEPHONE BY AUTOMATIC TELEPHONE DEVICES

Country Status (7)

Country Link
JP (1) JPS4862312A (en)
AT (1) AT331313B (en)
BE (1) BE788573A (en)
CH (1) CH570087A5 (en)
DE (1) DE2241664A1 (en)
ES (1) ES406420A1 (en)
FR (1) FR2152237A5 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5732542B2 (en) * 1974-05-28 1982-07-12

Also Published As

Publication number Publication date
DE2241664A1 (en) 1973-03-22
ES406420A1 (en) 1975-07-01
ATA701372A (en) 1975-11-15
FR2152237A5 (en) 1973-04-20
JPS4862312A (en) 1973-08-31
AT331313B (en) 1976-08-10
CH570087A5 (en) 1975-11-28

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