NL16961C - - Google Patents

Info

Publication number
NL16961C
NL16961C NL16961DA NL16961C NL 16961 C NL16961 C NL 16961C NL 16961D A NL16961D A NL 16961DA NL 16961 C NL16961 C NL 16961C
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 NL16961C publication Critical patent/NL16961C/xx
Priority claimed from US862463A external-priority patent/US1438170A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
NL16961D 1914-09-19 NL16961C (cg-RX-API-DMAC7.html)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US862463A US1438170A (en) 1914-09-19 1914-09-19 Telephone system with flickering recall
US15835A US1439071A (en) 1914-09-19 1915-03-20 Secret-service cord circuits
US590760A US1505089A (en) 1914-09-19 1922-09-27 Telephone system

Publications (1)

Publication Number Publication Date
NL16961C true NL16961C (cg-RX-API-DMAC7.html)

Family

ID=27360429

Family Applications (1)

Application Number Title Priority Date Filing Date
NL16961D NL16961C (cg-RX-API-DMAC7.html) 1914-09-19

Country Status (2)

Country Link
US (2) US1439071A (cg-RX-API-DMAC7.html)
NL (1) NL16961C (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
US1505089A (en) 1924-08-19
US1439071A (en) 1922-12-19

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