NL29963C - - Google Patents
Info
- Publication number
- NL29963C NL29963C NL29963DA NL29963C NL 29963 C NL29963 C NL 29963C NL 29963D A NL29963D A NL 29963DA NL 29963 C NL29963 C NL 29963C
- 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
- H01J17/06—Cathodes
- H01J17/063—Indirectly heated cathodes, e.g. by the discharge itself
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE353253X | 1929-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL29963C true NL29963C (nl) |
Family
ID=6280760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL29963D NL29963C (nl) | 1929-08-30 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB353253A (nl) |
| NL (1) | NL29963C (nl) |
-
0
- NL NL29963D patent/NL29963C/xx active
-
1930
- 1930-07-24 GB GB22315/30A patent/GB353253A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB353253A (en) | 1931-07-23 |