NL47374C - - Google Patents
Info
- Publication number
- NL47374C NL47374C NL47374DA NL47374C NL 47374 C NL47374 C NL 47374C NL 47374D A NL47374D A NL 47374DA NL 47374 C NL47374 C NL 47374C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/28—Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE481265X | 1936-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL47374C true NL47374C (it) |
Family
ID=6542648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL47374D NL47374C (it) | 1936-08-26 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR825866A (it) |
| GB (1) | GB481265A (it) |
| NL (1) | NL47374C (it) |
-
0
- NL NL47374D patent/NL47374C/xx active
-
1937
- 1937-08-24 GB GB23239/37A patent/GB481265A/en not_active Expired
- 1937-08-24 FR FR825866D patent/FR825866A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB481265A (en) | 1938-03-08 |
| FR825866A (fr) | 1938-03-16 |