AT290638B - Zweitwecker - Google Patents

Zweitwecker

Info

Publication number
AT290638B
AT290638B AT1091268A AT1091268A AT290638B AT 290638 B AT290638 B AT 290638B AT 1091268 A AT1091268 A AT 1091268A AT 1091268 A AT1091268 A AT 1091268A AT 290638 B AT290638 B AT 290638B
Authority
AT
Austria
Prior art keywords
alarm clock
alarm
clock
Prior art date
Application number
AT1091268A
Other languages
English (en)
Original Assignee
Krone Kg
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 Krone Kg filed Critical Krone Kg
Application granted granted Critical
Publication of AT290638B publication Critical patent/AT290638B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
AT1091268A 1967-12-13 1968-11-11 Zweitwecker AT290638B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1967K0059705 DE1989871U (de) 1967-12-13 1967-12-13 Elektronischer zweitwecker.

Publications (1)

Publication Number Publication Date
AT290638B true AT290638B (de) 1971-06-11

Family

ID=7229281

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1091268A AT290638B (de) 1967-12-13 1968-11-11 Zweitwecker

Country Status (3)

Country Link
AT (1) AT290638B (de)
DE (1) DE1989871U (de)
NL (1) NL6817098A (de)

Also Published As

Publication number Publication date
NL6817098A (de) 1969-06-17
DE1989871U (de) 1968-07-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee