BE709773A - - Google Patents
Info
- Publication number
- BE709773A BE709773A BE709773DA BE709773A BE 709773 A BE709773 A BE 709773A BE 709773D A BE709773D A BE 709773DA BE 709773 A BE709773 A BE 709773A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6701138A NL6701138A (en) | 1967-01-25 | 1967-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE709773A true BE709773A (en) | 1968-07-23 |
Family
ID=19799112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE709773D BE709773A (en) | 1967-01-25 | 1968-01-23 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3574910A (en) |
| AT (1) | AT276575B (en) |
| BE (1) | BE709773A (en) |
| CH (1) | CH470077A (en) |
| DK (1) | DK118299B (en) |
| ES (1) | ES349611A1 (en) |
| FR (1) | FR1555931A (en) |
| GB (1) | GB1159233A (en) |
| NL (1) | NL6701138A (en) |
| SE (1) | SE325341B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3117249A (en) * | 1960-02-16 | 1964-01-07 | Sperry Rand Corp | Embedded heater cathode |
| NL274464A (en) * | 1961-02-07 | |||
| AT265448B (en) * | 1963-04-30 | 1968-10-10 | Matsushita Electronics Corp | Process for the production of flat cathodes for electron tubes |
| DE1250013B (en) * | 1963-10-24 |
-
1967
- 1967-01-25 NL NL6701138A patent/NL6701138A/xx unknown
- 1967-12-21 DK DK644767AA patent/DK118299B/en unknown
-
1968
- 1968-01-03 US US695410A patent/US3574910A/en not_active Expired - Lifetime
- 1968-01-22 SE SE00830/68A patent/SE325341B/xx unknown
- 1968-01-22 ES ES349611A patent/ES349611A1/en not_active Expired
- 1968-01-22 AT AT62068A patent/AT276575B/en active
- 1968-01-22 CH CH98568A patent/CH470077A/en unknown
- 1968-01-22 GB GB3245/68A patent/GB1159233A/en not_active Expired
- 1968-01-23 BE BE709773D patent/BE709773A/xx unknown
- 1968-01-25 FR FR1555931D patent/FR1555931A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1555931A (en) | 1969-01-31 |
| NL6701138A (en) | 1968-07-26 |
| DK118299B (en) | 1970-08-03 |
| GB1159233A (en) | 1969-07-23 |
| AT276575B (en) | 1969-11-25 |
| CH470077A (en) | 1969-03-15 |
| DE1614307A1 (en) | 1970-07-09 |
| DE1614307B2 (en) | 1976-01-02 |
| SE325341B (en) | 1970-06-29 |
| ES349611A1 (en) | 1969-10-01 |
| US3574910A (en) | 1971-04-13 |