NL27080C - - Google Patents

Info

Publication number
NL27080C
NL27080C NL27080DA NL27080C NL 27080 C NL27080 C NL 27080C NL 27080D A NL27080D A NL 27080DA NL 27080 C NL27080 C NL 27080C
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 NL27080C publication Critical patent/NL27080C/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)
NL27080D 1927-12-16 NL27080C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE665897X 1927-12-16

Publications (1)

Publication Number Publication Date
NL27080C true NL27080C (enrdf_load_stackoverflow)

Family

ID=6589604

Family Applications (1)

Application Number Title Priority Date Filing Date
NL27080D NL27080C (enrdf_load_stackoverflow) 1927-12-16

Country Status (3)

Country Link
BE (1) BE356662A (enrdf_load_stackoverflow)
FR (1) FR665897A (enrdf_load_stackoverflow)
NL (1) NL27080C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE356662A (enrdf_load_stackoverflow)
FR665897A (fr) 1929-09-24

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