NL55182C - - Google Patents

Info

Publication number
NL55182C
NL55182C NL55182DA NL55182C NL 55182 C NL55182 C NL 55182C NL 55182D A NL55182D A NL 55182DA NL 55182 C NL55182 C NL 55182C
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 NL55182C publication Critical patent/NL55182C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
    • H03F1/544—Protection of filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Alarm Devices (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
NL55182D 1938-11-22 NL55182C (ja�@�@)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB231368X 1938-11-22

Publications (1)

Publication Number Publication Date
NL55182C true NL55182C (ja�@�@)

Family

ID=10190737

Family Applications (1)

Application Number Title Priority Date Filing Date
NL55182D NL55182C (ja�@�@) 1938-11-22

Country Status (4)

Country Link
BE (1) BE437120A (ja�@�@)
CH (1) CH231368A (ja�@�@)
GB (1) GB521714A (ja�@�@)
NL (1) NL55182C (ja�@�@)

Also Published As

Publication number Publication date
CH231368A (fr) 1944-03-15
GB521714A (en) 1940-05-29
BE437120A (ja�@�@)

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