NL36732C - - Google Patents
Info
- Publication number
- NL36732C NL36732C NL36732DA NL36732C NL 36732 C NL36732 C NL 36732C NL 36732D A NL36732D A NL 36732DA NL 36732 C NL36732 C NL 36732C
- Authority
- NL
- Netherlands
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
- H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
- H01J40/02—Details
- H01J40/04—Electrodes
- H01J40/06—Photo-emissive cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US619402XA | 1930-08-11 | 1930-08-11 | |
| US381608XA | 1930-08-11 | 1930-08-11 | |
| US381606XA | 1930-08-11 | 1930-08-11 | |
| US474441A US2097467A (en) | 1930-08-11 | 1930-08-11 | Photoelectric tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL36732C true NL36732C (en(2012)) |
Family
ID=27488505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL36732D NL36732C (en(2012)) | 1930-08-11 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2097467A (en(2012)) |
| NL (1) | NL36732C (en(2012)) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2782907A (en) * | 1951-11-29 | 1957-02-26 | Rca Corp | Getter assemblies and method of making the same |
| US2773730A (en) * | 1953-12-17 | 1956-12-11 | Tungsol Electric Inc | Preparation of light sensitive surfaces |
| US2931935A (en) * | 1957-02-28 | 1960-04-05 | Gen Electric | Electric discharge device |
| US3341273A (en) * | 1963-06-19 | 1967-09-12 | Electronics Corp America | Method of manufacturing photosensitive devices |
| US4940439A (en) * | 1987-12-25 | 1990-07-10 | Hitachi, Ltd. | Method of and apparatus for manufacturing Braun tubes |
-
0
- NL NL36732D patent/NL36732C/xx active
-
1930
- 1930-08-11 US US474441A patent/US2097467A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2097467A (en) | 1937-11-02 |