NL294725A - - Google Patents
Info
- Publication number
- NL294725A NL294725A NL294725DA NL294725A NL 294725 A NL294725 A NL 294725A NL 294725D A NL294725D A NL 294725DA NL 294725 A NL294725 A NL 294725A
- Authority
- NL
- Netherlands
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
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Sources, Ion Sources (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US207680A US3150256A (en) | 1962-07-05 | 1962-07-05 | Column for electron microscopes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL294725A true NL294725A (en) |
Family
ID=22771559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL294725D NL294725A (en) | 1962-07-05 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3150256A (en) |
| BE (1) | BE634472A (en) |
| CH (1) | CH413146A (en) |
| DE (1) | DE1464352B2 (en) |
| GB (1) | GB1049327A (en) |
| NL (1) | NL294725A (en) |
| SE (1) | SE320444B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3299308A (en) * | 1963-07-19 | 1967-01-17 | Temescal Metallurgical Corp | Electron beam traverse of narrow aperture in barrier separating regions of differentpressure |
| US3345529A (en) * | 1966-08-29 | 1967-10-03 | Ibm | Electron beam column with demountable flux-generating assembly and beam-forming elements |
| DE3328172A1 (en) * | 1983-08-04 | 1985-02-14 | Leybold-Heraeus GmbH, 5000 Köln | ELECTRON BEAM CANNON |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE904096C (en) * | 1940-10-09 | 1954-02-15 | Siemens Ag | Corpuscular beam microscope |
| DE926266C (en) * | 1948-10-02 | 1955-04-14 | Manfred Von Ardenne | Electron microscope with exchangeable pole shoe insert body transversely to the beam direction |
| DE903017C (en) * | 1951-01-31 | 1954-02-01 | Sueddeutsche Lab G M B H | Manufacture of small balls from high-fusible materials |
| CH332306A (en) * | 1955-05-10 | 1958-08-31 | Ardenne Manfred Von | Polarization charge-free screen for electron and ion devices |
-
0
- NL NL294725D patent/NL294725A/xx unknown
- BE BE634472D patent/BE634472A/xx unknown
-
1962
- 1962-07-05 US US207680A patent/US3150256A/en not_active Expired - Lifetime
-
1963
- 1963-07-02 SE SE7350/63A patent/SE320444B/xx unknown
- 1963-07-02 DE DE19631464352 patent/DE1464352B2/en active Pending
- 1963-07-03 CH CH822963A patent/CH413146A/en unknown
- 1963-07-05 GB GB26756/63A patent/GB1049327A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1464352A1 (en) | 1969-03-13 |
| DE1464352B2 (en) | 1972-04-06 |
| GB1049327A (en) | 1966-11-23 |
| SE320444B (en) | 1970-02-09 |
| CH413146A (en) | 1966-05-15 |
| US3150256A (en) | 1964-09-22 |
| BE634472A (en) | 1964-01-03 |