NL151565B - Veldeffecttransistor, met ten minste twee geisoleerde stuurelektroden. - Google Patents
Veldeffecttransistor, met ten minste twee geisoleerde stuurelektroden.Info
- Publication number
- NL151565B NL151565B NL676704306A NL151565DA NL151565B NL 151565 B NL151565 B NL 151565B NL 676704306 A NL676704306 A NL 676704306A NL 151565D A NL151565D A NL 151565DA NL 151565 B NL151565 B NL 151565B
- Authority
- NL
- Netherlands
- Prior art keywords
- field effect
- effect transistor
- control electrodes
- insulated control
- insulated
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR909157X | 1949-02-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL151565B true NL151565B (nl) |
Family
ID=9407715
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL77721D NL77721C (no) | 1949-02-10 | ||
NL676704306A NL151565B (nl) | 1949-02-10 | Veldeffecttransistor, met ten minste twee geisoleerde stuurelektroden. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL77721D NL77721C (no) | 1949-02-10 |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE493806A (no) |
CH (1) | CH291248A (no) |
DE (1) | DE909157C (no) |
FR (1) | FR1011453A (no) |
GB (1) | GB668237A (no) |
NL (2) | NL151565B (no) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2143638A (en) * | 1983-07-01 | 1985-02-13 | Devon County Council | Fluid flow tracing and monitoring of sewage-treatment-plant operation |
US4628204A (en) * | 1984-08-16 | 1986-12-09 | S.A. Texaco Belgium N.V. | Optical method to study the stability of colloidal systems |
-
0
- NL NL77721D patent/NL77721C/xx active
- BE BE493806D patent/BE493806A/xx unknown
- NL NL676704306A patent/NL151565B/xx unknown
-
1949
- 1949-02-10 FR FR1011453D patent/FR1011453A/fr not_active Expired
-
1950
- 1950-02-08 GB GB3279/50A patent/GB668237A/en not_active Expired
- 1950-02-09 CH CH291248D patent/CH291248A/fr unknown
- 1950-02-10 DE DES1626A patent/DE909157C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL77721C (no) | |
GB668237A (en) | 1952-03-12 |
FR1011453A (fr) | 1952-06-23 |
CH291248A (fr) | 1953-06-15 |
BE493806A (no) | |
DE909157C (de) | 1954-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH274996A (de) | Elektrodensystem in Trochotronen. | |
NL152658B (nl) | Luchtbevochtiger. | |
NL151565B (nl) | Veldeffecttransistor, met ten minste twee geisoleerde stuurelektroden. | |
NL189273B (nl) | Transistor met geisoleerde stuurelektrode. | |
CH295161A (fr) | Filière. | |
CH277354A (fr) | Ciblerie. | |
ES19901Y (es) | Pulsador eléctrico de bola, impotrable. | |
NL150525B (nl) | Braakinrichting, bestaande uit ten minste twee opeenvolgende braakwerken. | |
FI25155A (fi) | Borste, i synnerhet skrubborste | |
FI24529A (fi) | Anordning, varmed flata, skurna askämnen kunna böjas till kartonger | |
CH282522A (de) | Transistor. | |
DK79106C (da) | Reguleringsapparat. | |
CH284922A (de) | Kathode. | |
CH285861A (de) | Scheissdynomo. | |
NL156020B (nl) | Raambedieningsinrichting. | |
ES20991Y (es) | Falleba-golpete, perfeccionada. | |
ES21377Y (es) | Brocha recambiable, con mando único. | |
CH278754A (de) | Elektronen emittierende Elektrode. | |
ES20413Y (es) | Contera o terminal, fijo. | |
ES20201Y (es) | Coordinatógrafo polar. | |
ES20392Y (es) | Dispositivo humectador. | |
ES19594Y (es) | Lezna perfeccionada. | |
DK75952C (da) | Skadedyrsbekæmpelsesmiddel. | |
ES20552Y (es) | Cacerola-horno eléctrica. | |
ES20223Y (es) | Tejado perfeccionado. |