NL31961C - - Google Patents
Info
- Publication number
- NL31961C NL31961C NL51836A NL51836A NL31961C NL 31961 C NL31961 C NL 31961C NL 51836 A NL51836 A NL 51836A NL 51836 A NL51836 A NL 51836A NL 31961 C NL31961 C NL 31961C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
- H01J13/02—Details
- H01J13/32—Cooling arrangements; Heating arrangements
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEL75569D DE587285C (de) | 1929-06-30 | 1929-06-30 | Quecksilberdampfapparat mit zwei Kuehlsystemen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL31961C true NL31961C (ja) | 1933-09-15 |
Family
ID=7283746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL51836A NL31961C (ja) | 1929-06-30 | 1930-05-26 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE371403A (ja) |
| DE (1) | DE587285C (ja) |
| GB (1) | GB360407A (ja) |
| NL (1) | NL31961C (ja) |
-
1929
- 1929-06-30 DE DEL75569D patent/DE587285C/de not_active Expired
-
1930
- 1930-05-26 NL NL51836A patent/NL31961C/nl active
- 1930-05-30 GB GB16733/30A patent/GB360407A/en not_active Expired
- 1930-07-31 BE BE371403A patent/BE371403A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE587285C (de) | 1933-11-01 |
| BE371403A (ja) | 1930-06-25 |
| GB360407A (ja) | 1931-10-30 |