NL37189C - - Google Patents

Info

Publication number
NL37189C
NL37189C NL37189DA NL37189C NL 37189 C NL37189 C NL 37189C NL 37189D A NL37189D A NL 37189DA NL 37189 C NL37189 C NL 37189C
Authority
NL
Netherlands
Application number
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.)
Publication of NL37189C publication Critical patent/NL37189C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • H04M11/045—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems using recorded signals, e.g. speech

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)
NL37189D 1932-08-27 NL37189C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED64137D DE668410C (de) 1932-08-27 1932-08-27 Schaltungsanordnung fuer Alarmanlagen

Publications (1)

Publication Number Publication Date
NL37189C true NL37189C (enrdf_load_stackoverflow)

Family

ID=7058875

Family Applications (1)

Application Number Title Priority Date Filing Date
NL37189D NL37189C (enrdf_load_stackoverflow) 1932-08-27

Country Status (2)

Country Link
DE (1) DE668410C (enrdf_load_stackoverflow)
NL (1) NL37189C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE668410C (de) 1938-12-13

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