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
Links
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
- Measurement Of Radiation (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR296822X | 1951-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE509742A true BE509742A (fr) |
Family
ID=8888198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE509742D BE509742A (fr) | 1951-04-21 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE509742A (fr) |
CH (1) | CH296822A (fr) |
FR (1) | FR1036010A (fr) |
GB (1) | GB704828A (fr) |
-
0
- BE BE509742D patent/BE509742A/xx unknown
-
1947
- 1947-04-21 FR FR1036010D patent/FR1036010A/fr not_active Expired
-
1952
- 1952-03-08 CH CH296822D patent/CH296822A/fr unknown
- 1952-03-20 GB GB7211/52A patent/GB704828A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB704828A (en) | 1954-03-03 |
CH296822A (fr) | 1954-02-28 |
FR1036010A (fr) | 1953-09-02 |