FR2214213A1 - - Google Patents

Info

Publication number
FR2214213A1
FR2214213A1 FR7300900A FR7300900A FR2214213A1 FR 2214213 A1 FR2214213 A1 FR 2214213A1 FR 7300900 A FR7300900 A FR 7300900A FR 7300900 A FR7300900 A FR 7300900A FR 2214213 A1 FR2214213 A1 FR 2214213A1
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.)
Withdrawn
Application number
FR7300900A
Other languages
French (fr)
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.)
DIELA STE EXPL ETS
Original Assignee
DIELA STE EXPL ETS
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 DIELA STE EXPL ETS filed Critical DIELA STE EXPL ETS
Priority to FR7300900A priority Critical patent/FR2214213A1/fr
Publication of FR2214213A1 publication Critical patent/FR2214213A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/025—Door telephones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR7300900A 1973-01-11 1973-01-11 Withdrawn FR2214213A1 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7300900A FR2214213A1 (enrdf_load_stackoverflow) 1973-01-11 1973-01-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7300900A FR2214213A1 (enrdf_load_stackoverflow) 1973-01-11 1973-01-11

Publications (1)

Publication Number Publication Date
FR2214213A1 true FR2214213A1 (enrdf_load_stackoverflow) 1974-08-09

Family

ID=9113147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7300900A Withdrawn FR2214213A1 (enrdf_load_stackoverflow) 1973-01-11 1973-01-11

Country Status (1)

Country Link
FR (1) FR2214213A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2496377A1 (fr) * 1980-12-15 1982-06-18 Urmet Spa Installation de portier telephonique avec transmission d'image, qui emploie quatre conducteurs communs et un conducteur de selection pour chaque poste interieur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2496377A1 (fr) * 1980-12-15 1982-06-18 Urmet Spa Installation de portier telephonique avec transmission d'image, qui emploie quatre conducteurs communs et un conducteur de selection pour chaque poste interieur

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Legal Events

Date Code Title Description
ST Notification of lapse