NL58180C - - Google Patents

Info

Publication number
NL58180C
NL58180C NL58180DA NL58180C NL 58180 C NL58180 C NL 58180C NL 58180D A NL58180D A NL 58180DA NL 58180 C NL58180 C NL 58180C
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 NL58180C publication Critical patent/NL58180C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H03G5/06—Manually-operated control in untuned amplifiers having discharge tubes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
NL58180D 1943-02-18 NL58180C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL247563X 1943-02-18

Publications (1)

Publication Number Publication Date
NL58180C true NL58180C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=19780914

Family Applications (1)

Application Number Title Priority Date Filing Date
NL58180D NL58180C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1943-02-18

Country Status (4)

Country Link
BE (1) BE454425A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH247563A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR904080A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL58180C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
FR904080A (fr) 1945-10-25
CH247563A (de) 1947-03-15
BE454425A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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