NL87780C - - Google Patents
Info
- Publication number
- NL87780C NL87780C NL87780DA NL87780C NL 87780 C NL87780 C NL 87780C NL 87780D A NL87780D A NL 87780DA NL 87780 C NL87780 C NL 87780C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL776351X | 1953-04-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL87780C true NL87780C (fr) |
Family
ID=19829995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL87780D NL87780C (fr) | 1953-04-29 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE962820C (fr) |
| FR (1) | FR1099721A (fr) |
| GB (1) | GB776351A (fr) |
| NL (1) | NL87780C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8302616A (nl) * | 1983-07-22 | 1985-02-18 | Philips Nv | Electronenbeeldbuis met een invangruimte voor losse deeltjes. |
| KR940001754B1 (ko) * | 1991-05-30 | 1994-03-05 | 주식회사 금성사 | 음극선관내의 유해물 포집구조체 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1605781A (en) * | 1923-12-21 | 1926-11-02 | Walter koqowski aitd waltes gbossee |
-
0
- NL NL87780D patent/NL87780C/xx active
-
1954
- 1954-04-25 DE DEN8808A patent/DE962820C/de not_active Expired
- 1954-04-26 GB GB11987/54A patent/GB776351A/en not_active Expired
- 1954-04-27 FR FR1099721D patent/FR1099721A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1099721A (fr) | 1955-09-08 |
| GB776351A (en) | 1957-06-05 |
| DE962820C (de) | 1957-04-25 |