BE454524A - - Google Patents
Info
- Publication number
- BE454524A BE454524A BE454524DA BE454524A BE 454524 A BE454524 A BE 454524A BE 454524D A BE454524D A BE 454524DA BE 454524 A BE454524 A BE 454524A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/10—Lenses
- H01J37/14—Lenses magnetic
- H01J37/143—Permanent magnetic lenses
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE241101X | 1943-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE454524A true BE454524A (pt) |
Family
ID=5909413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454524D BE454524A (pt) | 1943-01-15 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE454524A (pt) |
| CH (1) | CH241101A (pt) |
| FR (1) | FR901985A (pt) |
| NL (1) | NL115262C (pt) |
-
0
- NL NL115262D patent/NL115262C/xx active
- BE BE454524D patent/BE454524A/xx unknown
-
1944
- 1944-01-05 CH CH241101D patent/CH241101A/de unknown
- 1944-02-16 FR FR901985D patent/FR901985A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH241101A (de) | 1946-02-15 |
| NL115262C (pt) | |
| FR901985A (fr) | 1945-08-14 |