NL36497C - - Google Patents
Info
- Publication number
- NL36497C NL36497C NL36497DA NL36497C NL 36497 C NL36497 C NL 36497C NL 36497D A NL36497D A NL 36497DA NL 36497 C NL36497 C NL 36497C
- 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 |
|---|---|---|---|
| DEA59786D DE624779C (de) | 1929-11-29 | 1929-11-29 | Auf dem aeusseren lichtelektrischen Effekt beruhende lichtelektrische Zelle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL36497C true NL36497C (ja�@�@) |
Family
ID=6942051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL36497D NL36497C (ja�@�@) | 1929-11-29 |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT135130B (ja�@�@) |
| DE (1) | DE624779C (ja�@�@) |
| NL (1) | NL36497C (ja�@�@) |
-
0
- NL NL36497D patent/NL36497C/xx active
-
1929
- 1929-11-29 DE DEA59786D patent/DE624779C/de not_active Expired
-
1930
- 1930-11-20 AT AT135130D patent/AT135130B/de active
Also Published As
| Publication number | Publication date |
|---|---|
| DE624779C (de) | 1936-01-30 |
| AT135130B (de) | 1933-10-25 |