NL44177C - - Google Patents
Info
- Publication number
- NL44177C NL44177C NL44177DA NL44177C NL 44177 C NL44177 C NL 44177C NL 44177D A NL44177D A NL 44177DA NL 44177 C NL44177 C NL 44177C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE447239X | 1935-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL44177C true NL44177C (ja�@�@) |
Family
ID=6537989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44177D NL44177C (ja�@�@) | 1935-01-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2134527A (ja�@�@) |
| FR (1) | FR796967A (ja�@�@) |
| GB (1) | GB447239A (ja�@�@) |
| NL (1) | NL44177C (ja�@�@) |
-
0
- NL NL44177D patent/NL44177C/xx active
-
1935
- 1935-10-14 GB GB28350/35A patent/GB447239A/en not_active Expired
- 1935-10-15 FR FR796967D patent/FR796967A/fr not_active Expired
- 1935-10-30 US US47498A patent/US2134527A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR796967A (fr) | 1936-04-18 |
| GB447239A (en) | 1936-05-14 |
| US2134527A (en) | 1938-10-25 |