NL42966C - - Google Patents
Info
- Publication number
- NL42966C NL42966C NL42966DA NL42966C NL 42966 C NL42966 C NL 42966C NL 42966D A NL42966D A NL 42966DA NL 42966 C NL42966 C NL 42966C
- 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
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/18—Supports; Vibration-damping arrangements
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU453549X | 1934-11-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL42966C true NL42966C (da) |
Family
ID=10979212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL42966D NL42966C (da) | 1934-11-22 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE722679C (da) |
FR (1) | FR797987A (da) |
GB (1) | GB453549A (da) |
NL (1) | NL42966C (da) |
-
0
- NL NL42966D patent/NL42966C/xx active
-
1935
- 1935-11-19 FR FR797987D patent/FR797987A/fr not_active Expired
- 1935-11-20 DE DEV32312D patent/DE722679C/de not_active Expired
- 1935-11-22 GB GB32403/35A patent/GB453549A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB453549A (en) | 1936-09-14 |
FR797987A (fr) | 1936-05-07 |
DE722679C (de) | 1942-07-16 |