NL27580C - - Google Patents
Info
- Publication number
- NL27580C NL27580C NL27580DA NL27580C NL 27580 C NL27580 C NL 27580C NL 27580D A NL27580D A NL 27580DA NL 27580 C NL27580 C NL 27580C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J33/00—Discharge tubes with provision for emergence of electrons or ions from the vessel; Lenard tubes
- H01J33/02—Details
- H01J33/04—Windows
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US272194A US1735302A (en) | 1928-04-23 | 1928-04-23 | Lenard ray tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL27580C true NL27580C (https=) |
Family
ID=23038802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL27580D NL27580C (https=) | 1928-04-23 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1735302A (https=) |
| DE (1) | DE615705C (https=) |
| FR (1) | FR673624A (https=) |
| GB (1) | GB310329A (https=) |
| NL (1) | NL27580C (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR829048A (fr) * | 1937-11-05 | 1938-06-03 | Fernseh Ag | Construction d'anode pour tubes à rayon cathodique, en particulier pour tubes de braun à très hautes tensions de travail |
| US2418202A (en) * | 1941-07-07 | 1947-04-01 | Gen Electric | Fluorescent lamp and method of manufacture |
| US2617953A (en) * | 1949-06-28 | 1952-11-11 | Electronized Chem Corp | Window structure for cathode-ray tubes |
| US2702863A (en) * | 1949-07-12 | 1955-02-22 | Koch Jorgen | Method of treating optical elements |
| US2903613A (en) * | 1955-05-13 | 1959-09-08 | Sam Robbins Inc | Apparatus for and method of wave guide energy transmission modulation, control and cut-off |
| EP1775752A3 (de) * | 2005-10-15 | 2007-06-13 | Burth, Dirk, Dr. | Herstellung eines Elektronenaustrittsfensters mittels eines Ätzprozesses |
-
0
- NL NL27580D patent/NL27580C/xx active
-
1928
- 1928-04-23 US US272194A patent/US1735302A/en not_active Expired - Lifetime
-
1929
- 1929-04-18 GB GB12028/29A patent/GB310329A/en not_active Expired
- 1929-04-20 FR FR673624D patent/FR673624A/fr not_active Expired
- 1929-04-21 DE DEW82409D patent/DE615705C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1735302A (en) | 1929-11-12 |
| GB310329A (en) | 1930-01-09 |
| FR673624A (fr) | 1930-01-17 |
| DE615705C (de) | 1935-07-11 |