FR2285765B1 - - Google Patents

Info

Publication number
FR2285765B1
FR2285765B1 FR7431310A FR7431310A FR2285765B1 FR 2285765 B1 FR2285765 B1 FR 2285765B1 FR 7431310 A FR7431310 A FR 7431310A FR 7431310 A FR7431310 A FR 7431310A FR 2285765 B1 FR2285765 B1 FR 2285765B1
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
FR7431310A
Other languages
French (fr)
Other versions
FR2285765A1 (en
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.)
PICART LEBAS TELEPHONES
Original Assignee
PICART LEBAS TELEPHONES
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 PICART LEBAS TELEPHONES filed Critical PICART LEBAS TELEPHONES
Priority to FR7431310A priority Critical patent/FR2285765A1/en
Publication of FR2285765A1 publication Critical patent/FR2285765A1/en
Application granted granted Critical
Publication of FR2285765B1 publication Critical patent/FR2285765B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/667—Preventing unauthorised calls from a telephone set
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/677—Preventing the dialling or sending of predetermined telephone numbers or selected types of telephone numbers, e.g. long distance numbers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
FR7431310A 1974-09-17 1974-09-17 Telephone locking system for restricting calling ability - has key operated mechanism to limit dial or pushbutton selection Granted FR2285765A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7431310A FR2285765A1 (en) 1974-09-17 1974-09-17 Telephone locking system for restricting calling ability - has key operated mechanism to limit dial or pushbutton selection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7431310A FR2285765A1 (en) 1974-09-17 1974-09-17 Telephone locking system for restricting calling ability - has key operated mechanism to limit dial or pushbutton selection

Publications (2)

Publication Number Publication Date
FR2285765A1 FR2285765A1 (en) 1976-04-16
FR2285765B1 true FR2285765B1 (en) 1979-03-09

Family

ID=9143137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7431310A Granted FR2285765A1 (en) 1974-09-17 1974-09-17 Telephone locking system for restricting calling ability - has key operated mechanism to limit dial or pushbutton selection

Country Status (1)

Country Link
FR (1) FR2285765A1 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293864B (en) * 1967-05-31 1969-04-30 Siemens Ag Dial keypad with remote dial lock

Also Published As

Publication number Publication date
FR2285765A1 (en) 1976-04-16

Similar Documents

Publication Publication Date Title
BR7501650A (en)
JPS50127692A (en)
JPS50150484A (en)
JPS50143749A (en)
FR2285765B1 (en)
AU479230B2 (en)
AU7474774A (en)
JPS50148810A (en)
JPS50135828U (en)
JPS50130773U (en)
JPS50121758U (en)
AU1893276A (en)
BG21393A3 (en)
BG22325A1 (en)
BG19776A1 (en)
BG20244A1 (en)
BG20418A1 (en)
BG20443A1 (en)
BG20739A1 (en)
BG20901A1 (en)
BG20919A1 (en)
BG20947A1 (en)
BG21122A1 (en)
BG21355A1 (en)
CH575062A5 (en)

Legal Events

Date Code Title Description
ST Notification of lapse