CH485210A - Ionization manometer - Google Patents
Ionization manometerInfo
- Publication number
- CH485210A CH485210A CH1086569A CH1086569A CH485210A CH 485210 A CH485210 A CH 485210A CH 1086569 A CH1086569 A CH 1086569A CH 1086569 A CH1086569 A CH 1086569A CH 485210 A CH485210 A CH 485210A
- Authority
- CH
- Switzerland
- Prior art keywords
- ionization manometer
- manometer
- ionization
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
- H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
- H01J41/04—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of thermionic cathodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681798315 DE1798315A1 (en) | 1968-09-24 | 1968-09-24 | Ionization manometer tube |
Publications (1)
Publication Number | Publication Date |
---|---|
CH485210A true CH485210A (en) | 1970-01-31 |
Family
ID=5708884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1086569A CH485210A (en) | 1968-09-24 | 1969-07-16 | Ionization manometer |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH485210A (en) |
DE (1) | DE1798315A1 (en) |
FR (1) | FR2018721A1 (en) |
-
1968
- 1968-09-24 DE DE19681798315 patent/DE1798315A1/en active Pending
-
1969
- 1969-07-16 CH CH1086569A patent/CH485210A/en not_active IP Right Cessation
- 1969-09-10 FR FR6931055A patent/FR2018721A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE1798315A1 (en) | 1972-04-06 |
FR2018721A1 (en) | 1970-06-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |