FR413850A - Manipulateur pour l'émission d'impulsions de courant, avec limitation automatique de l'effet - Google Patents

Manipulateur pour l'émission d'impulsions de courant, avec limitation automatique de l'effet

Info

Publication number
FR413850A
FR413850A FR413850DA FR413850A FR 413850 A FR413850 A FR 413850A FR 413850D A FR413850D A FR 413850DA FR 413850 A FR413850 A FR 413850A
Authority
FR
France
Prior art keywords
manipulator
emission
effect
current pulses
automatic limitation
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
English (en)
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.)
Deutsche Telephonwerke GmbH
Original Assignee
Deutsche Telephonwerke GmbH
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 Deutsche Telephonwerke GmbH filed Critical Deutsche Telephonwerke GmbH
Application granted granted Critical
Publication of FR413850A publication Critical patent/FR413850A/fr
Expired 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
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Automatic Disk Changers (AREA)
  • Push-Button Switches (AREA)
FR413850D 1909-11-08 1910-03-19 Manipulateur pour l'émission d'impulsions de courant, avec limitation automatique de l'effet Expired FR413850A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE225586T 1909-11-08

Publications (1)

Publication Number Publication Date
FR413850A true FR413850A (fr) 1910-08-19

Family

ID=33442448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR413850D Expired FR413850A (fr) 1909-11-08 1910-03-19 Manipulateur pour l'émission d'impulsions de courant, avec limitation automatique de l'effet

Country Status (3)

Country Link
DE (1) DE225586C (en:Method)
FR (1) FR413850A (en:Method)
GB (1) GB191007851A (en:Method)

Also Published As

Publication number Publication date
GB191007851A (en) 1910-09-15
DE225586C (en:Method)

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