NL154898B - AUTOMATIC ALARM DEVICE FOR AN AUTOMATIC TELEPHONE SYSTEM. - Google Patents

AUTOMATIC ALARM DEVICE FOR AN AUTOMATIC TELEPHONE SYSTEM.

Info

Publication number
NL154898B
NL154898B NL6608630A NL6608630A NL154898B NL 154898 B NL154898 B NL 154898B NL 6608630 A NL6608630 A NL 6608630A NL 6608630 A NL6608630 A NL 6608630A NL 154898 B NL154898 B NL 154898B
Authority
NL
Netherlands
Prior art keywords
automatic
alarm device
telephone system
automatic alarm
automatic telephone
Prior art date
Application number
NL6608630A
Other languages
Dutch (nl)
Other versions
NL6608630A (en
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NL6608630A publication Critical patent/NL6608630A/xx
Publication of NL154898B publication Critical patent/NL154898B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/432—Arrangements for calling a subscriber at a specific time, e.g. morning call service

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electric Clocks (AREA)
  • Meter Arrangements (AREA)
NL6608630A 1965-06-26 1966-06-22 AUTOMATIC ALARM DEVICE FOR AN AUTOMATIC TELEPHONE SYSTEM. NL154898B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH897965A CH438431A (en) 1965-06-26 1965-06-26 Automatic alarm clock

Publications (2)

Publication Number Publication Date
NL6608630A NL6608630A (en) 1966-12-27
NL154898B true NL154898B (en) 1977-10-17

Family

ID=4346973

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6608630A NL154898B (en) 1965-06-26 1966-06-22 AUTOMATIC ALARM DEVICE FOR AN AUTOMATIC TELEPHONE SYSTEM.

Country Status (4)

Country Link
BE (1) BE683051A (en)
CH (1) CH438431A (en)
DE (1) DE1487609B2 (en)
NL (1) NL154898B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2238736A1 (en) * 1972-08-05 1974-02-07 Licentia Gmbh APPOINTMENT PLANNING SYSTEM USING THE TELEPHONE

Also Published As

Publication number Publication date
DE1487609A1 (en) 1969-01-09
CH438431A (en) 1967-06-30
NL6608630A (en) 1966-12-27
DE1487609B2 (en) 1970-12-03
BE683051A (en) 1966-12-01

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SIEMENS