BE421879A - - Google Patents
Info
- Publication number
- BE421879A BE421879A BE421879DA BE421879A BE 421879 A BE421879 A BE 421879A BE 421879D A BE421879D A BE 421879DA BE 421879 A BE421879 A BE 421879A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/861—Vessels or containers characterised by the form or the structure thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US91403A US2160434A (en) | 1936-07-18 | 1936-07-18 | Television apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421879A true BE421879A (xx) |
Family
ID=22227587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421879D BE421879A (xx) | 1936-07-18 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2160434A (xx) |
| BE (1) | BE421879A (xx) |
| FR (1) | FR822251A (xx) |
| GB (1) | GB470885A (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE947719C (de) * | 1949-09-13 | 1956-08-23 | Philips Nv | Elektronenstrahlroehre mit einem rechteckigen, gewoelbten Glasschirm, der an einem metallenen Pyramidenstumpf angeschmolzen ist |
| US2697311A (en) * | 1949-12-19 | 1954-12-21 | Polan Ind Inc | Method of making glass tube envelopes |
| BE500102A (xx) * | 1949-12-19 | |||
| US2785820A (en) * | 1952-06-28 | 1957-03-19 | Owens Illinois Glass Co | Controlling implosions in cathode ray and other tubes |
| US3326621A (en) * | 1961-01-19 | 1967-06-20 | Nygorden Per Johan Berggren De | Catadioptric imaging systems |
| JP2001325898A (ja) * | 2000-05-15 | 2001-11-22 | Matsushita Electric Ind Co Ltd | 陰極線管用ガラスバルブ及び陰極線管装置 |
-
0
- BE BE421879D patent/BE421879A/xx unknown
-
1936
- 1936-07-18 US US91403A patent/US2160434A/en not_active Expired - Lifetime
- 1936-09-16 GB GB25246/36A patent/GB470885A/en not_active Expired
-
1937
- 1937-05-26 FR FR822251D patent/FR822251A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR822251A (fr) | 1937-12-24 |
| GB470885A (en) | 1937-08-24 |
| US2160434A (en) | 1939-05-30 |