NL101770C - - Google Patents
Info
- Publication number
- NL101770C NL101770C NL101770DA NL101770C NL 101770 C NL101770 C NL 101770C NL 101770D A NL101770D A NL 101770DA NL 101770 C NL101770 C NL 101770C
- Authority
- NL
- Netherlands
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
- H01J41/06—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of cold cathodes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L21/00—Vacuum gauges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL189032 | 1954-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL101770C true NL101770C (https=) |
Family
ID=19750672
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL101770D NL101770C (https=) | 1954-07-07 | ||
| NLAANVRAGE8700839,A NL189032B (nl) | 1954-07-07 | Booreenheid voorzien van een elektromagnetische voet. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE8700839,A NL189032B (nl) | 1954-07-07 | Booreenheid voorzien van een elektromagnetische voet. |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE539566A (https=) |
| CH (1) | CH332179A (https=) |
| DE (1) | DE1002968B (https=) |
| FR (1) | FR1127210A (https=) |
| GB (1) | GB780828A (https=) |
| NL (2) | NL189032B (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2961601A (en) * | 1957-12-27 | 1960-11-22 | Gen Electric | Mean free path vacuum gage |
| GB890920A (en) * | 1958-06-11 | 1962-03-07 | Ca Nat Research Council | A magnetron device for the measurement of low pressures |
| DE1279381B (de) * | 1960-08-29 | 1968-10-03 | Nat Res Council Ottawa | Magnetfeldroehre zur Messung niedriger Druecke |
| DE102011010138B4 (de) * | 2010-10-22 | 2012-11-15 | Vacom Vakuum Komponenten & Messtechnik Gmbh | Kaltkathoden-Druckmessvorrichtung vom Penning-Typ |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE861329C (de) * | 1951-04-10 | 1952-12-29 | Telefunken Gmbh | Ionisationsmanometer |
-
0
- NL NL101770D patent/NL101770C/xx active
- NL NLAANVRAGE8700839,A patent/NL189032B/xx unknown
- BE BE539566D patent/BE539566A/xx unknown
-
1955
- 1955-07-02 DE DEN10881A patent/DE1002968B/de active Pending
- 1955-07-04 GB GB1926155A patent/GB780828A/en not_active Expired
- 1955-07-05 FR FR1127210D patent/FR1127210A/fr not_active Expired
- 1955-07-06 CH CH332179D patent/CH332179A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE539566A (https=) | |
| NL189032B (nl) | |
| FR1127210A (fr) | 1956-12-11 |
| DE1002968B (de) | 1957-02-21 |
| GB780828A (en) | 1957-08-07 |
| CH332179A (de) | 1958-08-31 |