NL28895C - - Google Patents

Info

Publication number
NL28895C
NL28895C NL28895DA NL28895C NL 28895 C NL28895 C NL 28895C NL 28895D A NL28895D A NL 28895DA NL 28895 C NL28895 C NL 28895C
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 NL28895C publication Critical patent/NL28895C/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)
NL28895D 1927-08-13 NL28895C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE658865X 1927-08-13

Publications (1)

Publication Number Publication Date
NL28895C true NL28895C (enrdf_load_stackoverflow)

Family

ID=6582580

Family Applications (1)

Application Number Title Priority Date Filing Date
NL28895D NL28895C (enrdf_load_stackoverflow) 1927-08-13

Country Status (2)

Country Link
FR (1) FR658865A (enrdf_load_stackoverflow)
NL (1) NL28895C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR658865A (fr) 1929-06-21

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