BE456817A - - Google Patents
Info
- Publication number
- BE456817A BE456817A BE456817DA BE456817A BE 456817 A BE456817 A BE 456817A BE 456817D A BE456817D A BE 456817DA BE 456817 A BE456817 A BE 456817A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
- H01J21/06—Tubes with a single discharge path having electrostatic control means only
- H01J21/08—Tubes with a single discharge path having electrostatic control means only with movable electrode or electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/20—Means for supporting or positioning the object or the material; Means for adjusting diaphragms or lenses associated with the support
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE905854X | 1943-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE456817A true BE456817A (https=) |
Family
ID=6862420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE456817D BE456817A (https=) | 1943-07-17 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE456817A (https=) |
| FR (1) | FR905854A (https=) |
| NL (2) | NL61810C (https=) |
-
0
- NL NL117828D patent/NL117828B/xx unknown
- NL NL61810D patent/NL61810C/xx active
- BE BE456817D patent/BE456817A/xx unknown
-
1944
- 1944-07-13 FR FR905854D patent/FR905854A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL117828B (https=) | |
| FR905854A (fr) | 1945-12-17 |
| NL61810C (https=) |