NL18632C - - Google Patents

Info

Publication number
NL18632C
NL18632C NL18632DA NL18632C NL 18632 C NL18632 C NL 18632C NL 18632D A NL18632D A NL 18632DA NL 18632 C NL18632 C NL 18632C
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 NL18632C publication Critical patent/NL18632C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/40—Applications of speech amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
NL18632D 1925-11-27 NL18632C (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR608242T 1925-11-27

Publications (1)

Publication Number Publication Date
NL18632C true NL18632C (cg-RX-API-DMAC7.html)

Family

ID=8975935

Family Applications (1)

Application Number Title Priority Date Filing Date
NL18632D NL18632C (cg-RX-API-DMAC7.html) 1925-11-27

Country Status (2)

Country Link
FR (2) FR608242A (cg-RX-API-DMAC7.html)
NL (1) NL18632C (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
FR33772E (cg-RX-API-DMAC7.html) 1929-03-01
FR608242A (fr) 1926-07-23

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