NL17930C - - Google Patents
Info
- Publication number
- NL17930C NL17930C NL17930DA NL17930C NL 17930 C NL17930 C NL 17930C NL 17930D A NL17930D A NL 17930DA NL 17930 C NL17930 C NL 17930C
- 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
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0072—Disassembly or repair of discharge tubes
- H01J2893/0073—Discharge tubes with liquid poolcathodes; constructional details
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE231481X | 1924-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL17930C true NL17930C (xx) |
Family
ID=5875834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL17930D NL17930C (xx) | 1924-03-31 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR595193A (xx) |
| GB (1) | GB231481A (xx) |
| NL (1) | NL17930C (xx) |
-
0
- NL NL17930D patent/NL17930C/xx active
-
1925
- 1925-03-16 FR FR595193D patent/FR595193A/fr not_active Expired
- 1925-03-20 GB GB7635/25A patent/GB231481A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR595193A (fr) | 1925-09-28 |
| GB231481A (en) | 1925-09-17 |