NL51748C - - Google Patents
Info
- Publication number
- NL51748C NL51748C NL51748DA NL51748C NL 51748 C NL51748 C NL 51748C NL 51748D A NL51748D A NL 51748DA NL 51748 C NL51748 C NL 51748C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
- H01J40/16—Photoelectric discharge tubes not involving the ionisation of a gas having photo- emissive cathode, e.g. alkaline photoelectric cell
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
- H01J40/16—Photoelectric discharge tubes not involving the ionisation of a gas having photo- emissive cathode, e.g. alkaline photoelectric cell
- H01J40/18—Photoelectric discharge tubes not involving the ionisation of a gas having photo- emissive cathode, e.g. alkaline photoelectric cell with luminescent coatings for influencing the sensitivity of the tube, e.g. by converting the input wavelength
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles
- H01J47/08—Geiger-Müller counter tubes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
- H01J5/18—Windows permeable to X-rays, gamma-rays, or particles
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEK145902D DE705749C (en) | 1937-03-20 | 1937-03-20 | Discharge tube for the detection and / or measurement of visible and / or ultra-red radiation |
Publications (1)
Publication Number | Publication Date |
---|---|
NL51748C true NL51748C (en) |
Family
ID=7251043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL51748D NL51748C (en) | 1937-03-20 |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE705749C (en) |
NL (1) | NL51748C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2449697A (en) * | 1945-04-12 | 1948-09-21 | Alltools Ltd | Ionization chambers, geiger-muller tubes, and the like |
US2490642A (en) * | 1945-11-07 | 1949-12-06 | Geotronics Corp | Method and apparatus for physico-chemical analysis |
DE1121236B (en) * | 1958-04-08 | 1962-01-04 | Philips Nv | Geiger-Mueller counter tube |
-
0
- NL NL51748D patent/NL51748C/xx active
-
1937
- 1937-03-20 DE DEK145902D patent/DE705749C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE705749C (en) | 1941-05-08 |