NL54223C - - Google Patents

Info

Publication number
NL54223C
NL54223C NL54223DA NL54223C NL 54223 C NL54223 C NL 54223C NL 54223D A NL54223D A NL 54223DA NL 54223 C NL54223 C NL 54223C
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 NL54223C publication Critical patent/NL54223C/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
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/022—Paging systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
NL54223D 1937-08-24 NL54223C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM139023D DE708066C (de) 1937-08-24 1937-08-24 Schaltungsanordnung fuer Personensucheinrichtungen in Fernsprechanlagen, insbesondere Nebenstellenanlagen, mit einem zur Kennzeichnung des zu suchenden Teilnehmers dienenden Waehler

Publications (1)

Publication Number Publication Date
NL54223C true NL54223C (enrdf_load_stackoverflow)

Family

ID=7334222

Family Applications (2)

Application Number Title Priority Date Filing Date
NL54223D NL54223C (enrdf_load_stackoverflow) 1937-08-24
NL55165D NL55165C (enrdf_load_stackoverflow) 1937-08-24

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL55165D NL55165C (enrdf_load_stackoverflow) 1937-08-24

Country Status (2)

Country Link
DE (1) DE708066C (enrdf_load_stackoverflow)
NL (2) NL55165C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567650A (en) * 1947-04-23 1951-09-11 Stromberg Carlson Co Automatic telephone system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL81778C (enrdf_load_stackoverflow) * 1951-07-23
DE929134C (de) * 1952-08-23 1955-06-20 Kabelindustrie Ag Personensucheinrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567650A (en) * 1947-04-23 1951-09-11 Stromberg Carlson Co Automatic telephone system

Also Published As

Publication number Publication date
NL55165C (enrdf_load_stackoverflow)
DE708066C (de) 1941-07-11

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