NL61466C - - Google Patents
Info
- Publication number
- NL61466C NL61466C NL61466DA NL61466C NL 61466 C NL61466 C NL 61466C NL 61466D A NL61466D A NL 61466DA NL 61466 C NL61466 C NL 61466C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE938072X | 1944-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL61466C true NL61466C (en:Method) |
Family
ID=3887809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL61466D NL61466C (en:Method) | 1944-12-15 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR938072A (en:Method) |
| NL (1) | NL61466C (en:Method) |
-
0
- NL NL61466D patent/NL61466C/xx active
-
1946
- 1946-12-30 FR FR938072D patent/FR938072A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR938072A (fr) | 1948-09-03 |