LU49225A1 - - Google Patents

Info

Publication number
LU49225A1
LU49225A1 LU49225A LU49225A LU49225A1 LU 49225 A1 LU49225 A1 LU 49225A1 LU 49225 A LU49225 A LU 49225A LU 49225 A LU49225 A LU 49225A LU 49225 A1 LU49225 A1 LU 49225A1
Authority
LU
Luxembourg
Application number
LU49225A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of LU49225A1 publication Critical patent/LU49225A1/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/04Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of thermionic cathodes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L21/00Vacuum gauges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Radiation (AREA)
  • Measuring Fluid Pressure (AREA)
LU49225A 1964-08-06 1965-08-02 LU49225A1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR984364A FR1411208A (fr) 1964-08-06 1964-08-06 Manomètre à source radio-active

Publications (1)

Publication Number Publication Date
LU49225A1 true LU49225A1 (xx) 1965-10-04

Family

ID=8836208

Family Applications (1)

Application Number Title Priority Date Filing Date
LU49225A LU49225A1 (xx) 1964-08-06 1965-08-02

Country Status (8)

Country Link
US (1) US3449659A (xx)
BE (1) BE667711A (xx)
CH (1) CH441808A (xx)
DE (1) DE1473714A1 (xx)
FR (1) FR1411208A (xx)
GB (1) GB1066687A (xx)
LU (1) LU49225A1 (xx)
NL (1) NL6509950A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080535A (en) * 1976-08-17 1978-03-21 Westinghouse Electric Corporation Generator condition monitor for particulate detection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126512A (en) * 1964-03-24 Ion air density sensor including dark
US2739283A (en) * 1952-02-23 1956-03-20 Nat Res Corp High-vacuum device
US2968730A (en) * 1957-12-05 1961-01-17 Mine Safety Appliances Co Method and apparatus for detecting minute concentrations of gases and vapors
US3044012A (en) * 1960-03-21 1962-07-10 Bendix Corp Ion air density sensor and altitude indicator control system

Also Published As

Publication number Publication date
US3449659A (en) 1969-06-10
DE1473714A1 (de) 1969-07-10
CH441808A (fr) 1967-08-15
BE667711A (xx) 1965-11-16
NL6509950A (xx) 1966-02-07
GB1066687A (en) 1967-04-26
FR1411208A (fr) 1965-09-17

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