SE7411340L - - Google Patents

Info

Publication number
SE7411340L
SE7411340L SE7411340A SE7411340A SE7411340L SE 7411340 L SE7411340 L SE 7411340L SE 7411340 A SE7411340 A SE 7411340A SE 7411340 A SE7411340 A SE 7411340A SE 7411340 L SE7411340 L SE 7411340L
Authority
SE
Sweden
Application number
SE7411340A
Other languages
Unknown language ( )
Inventor
Masayuki Nagakura
Original Assignee
Masayuki Nagakura
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
Priority claimed from JP873574A external-priority patent/JPS50104805A/ja
Priority claimed from JP873474A external-priority patent/JPS50104804A/ja
Priority claimed from JP1964574A external-priority patent/JPS50114905A/ja
Priority claimed from JP1964674A external-priority patent/JPS50114906A/ja
Priority claimed from JP5043474A external-priority patent/JPS50142107A/ja
Application filed by Masayuki Nagakura filed Critical Masayuki Nagakura
Publication of SE7411340L publication Critical patent/SE7411340L/

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
    • H04M1/677—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 Set Structure (AREA)
SE7411340A 1974-01-19 1974-09-09 SE7411340L (enrdf_load_html_response)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP873574A JPS50104805A (enrdf_load_html_response) 1974-01-19 1974-01-19
JP873474A JPS50104804A (enrdf_load_html_response) 1974-01-19 1974-01-19
JP1964574A JPS50114905A (enrdf_load_html_response) 1974-02-19 1974-02-19
JP1964674A JPS50114906A (enrdf_load_html_response) 1974-02-19 1974-02-19
JP5043474A JPS50142107A (enrdf_load_html_response) 1974-05-07 1974-05-07

Publications (1)

Publication Number Publication Date
SE7411340L true SE7411340L (enrdf_load_html_response) 1975-07-21

Family

ID=27518978

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7411340A SE7411340L (enrdf_load_html_response) 1974-01-19 1974-09-09

Country Status (5)

Country Link
AU (1) AU7316674A (enrdf_load_html_response)
DE (1) DE2451069A1 (enrdf_load_html_response)
FR (1) FR2258753A1 (enrdf_load_html_response)
IT (1) IT1024773B (enrdf_load_html_response)
SE (1) SE7411340L (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BG37515A1 (en) * 1983-02-02 1985-06-14 Popov Device for limiting telephone dial selection
BG37516A1 (en) * 1983-03-14 1985-06-14 Popov Device for limiting telephone dial selection

Also Published As

Publication number Publication date
AU7316674A (en) 1976-03-18
IT1024773B (it) 1978-07-20
FR2258753A1 (en) 1975-08-18
DE2451069A1 (de) 1975-07-24

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