BE509742A - - Google Patents

Info

Publication number
BE509742A
BE509742A BE509742DA BE509742A BE 509742 A BE509742 A BE 509742A BE 509742D A BE509742D A BE 509742DA BE 509742 A BE509742 A BE 509742A
Authority
BE
Belgium
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 BE509742A publication Critical patent/BE509742A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/04Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
    • H03F3/08Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00Subject matter not provided for in other groups of this subclass
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10FINORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F99/00Subject matter not provided for in other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
  • Measurement Of Radiation (AREA)
BE509742D 1951-04-21 BE509742A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR296822X 1951-04-21

Publications (1)

Publication Number Publication Date
BE509742A true BE509742A (en:Method)

Family

ID=8888198

Family Applications (1)

Application Number Title Priority Date Filing Date
BE509742D BE509742A (en:Method) 1951-04-21

Country Status (4)

Country Link
BE (1) BE509742A (en:Method)
CH (1) CH296822A (en:Method)
FR (1) FR1036010A (en:Method)
GB (1) GB704828A (en:Method)

Also Published As

Publication number Publication date
FR1036010A (fr) 1953-09-02
CH296822A (fr) 1954-02-28
GB704828A (en) 1954-03-03

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