NL44129C - - Google Patents
Info
- Publication number
- NL44129C NL44129C NL44129DA NL44129C NL 44129 C NL44129 C NL 44129C NL 44129D A NL44129D A NL 44129DA NL 44129 C NL44129 C NL 44129C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/26—Supports for the emissive material
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE443535X | 1934-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL44129C true NL44129C (https=) |
Family
ID=6529865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44129D NL44129C (https=) | 1934-08-13 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE410758A (https=) |
| FR (1) | FR793558A (https=) |
| GB (1) | GB443535A (https=) |
| NL (1) | NL44129C (https=) |
-
0
- BE BE410758D patent/BE410758A/xx unknown
- NL NL44129D patent/NL44129C/xx active
-
1935
- 1935-06-27 GB GB18443/35A patent/GB443535A/en not_active Expired
- 1935-08-07 FR FR793558D patent/FR793558A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE410758A (https=) | |
| GB443535A (en) | 1936-03-02 |
| FR793558A (fr) | 1936-01-27 |