FR1599106A - - Google Patents
Info
- Publication number
- FR1599106A FR1599106A FR176086A FR1599106DA FR1599106A FR 1599106 A FR1599106 A FR 1599106A FR 176086 A FR176086 A FR 176086A FR 1599106D A FR1599106D A FR 1599106DA FR 1599106 A FR1599106 A FR 1599106A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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 or ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
-
- 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 or ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/065—Construction of guns or parts thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Sources, Ion Sources (AREA)
- Microwave Tubes (AREA)
- Solid Thermionic Cathode (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR176086 | 1968-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1599106A true FR1599106A (xx) | 1970-07-15 |
Family
ID=8657662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR176086A Expired FR1599106A (xx) | 1968-11-29 | 1968-11-29 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3612942A (xx) |
| JP (1) | JPS4912824B1 (xx) |
| CH (1) | CH510484A (xx) |
| DE (1) | DE1959950A1 (xx) |
| FR (1) | FR1599106A (xx) |
| GB (1) | GB1256379A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4598226A (en) * | 1984-12-17 | 1986-07-01 | Clegg John E | Concave conical foil-filament lamp |
| GB2214705A (en) * | 1988-01-26 | 1989-09-06 | English Electric Valve Co Ltd | Directly heated cathode |
| GB9720350D0 (en) * | 1997-09-24 | 1997-11-26 | Welding Inst | Improvements relating to charged particle beams |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1980447A (en) * | 1931-04-14 | 1934-11-13 | Lincoln Electric Co | Arc welding apparatus |
-
1968
- 1968-11-29 FR FR176086A patent/FR1599106A/fr not_active Expired
-
1969
- 1969-11-28 US US880715A patent/US3612942A/en not_active Expired - Lifetime
- 1969-11-28 GB GB58317/69A patent/GB1256379A/en not_active Expired
- 1969-11-28 DE DE19691959950 patent/DE1959950A1/de not_active Ceased
- 1969-11-28 CH CH1783269A patent/CH510484A/fr not_active IP Right Cessation
- 1969-11-29 JP JP44095616A patent/JPS4912824B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH510484A (fr) | 1971-07-31 |
| US3612942A (en) | 1971-10-12 |
| GB1256379A (en) | 1971-12-08 |
| DE1959950A1 (de) | 1970-06-25 |
| JPS4912824B1 (xx) | 1974-03-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |