FR1428723A - Vacuum gauge - Google Patents

Vacuum gauge

Info

Publication number
FR1428723A
FR1428723A FR9512A FR9512A FR1428723A FR 1428723 A FR1428723 A FR 1428723A FR 9512 A FR9512 A FR 9512A FR 9512 A FR9512 A FR 9512A FR 1428723 A FR1428723 A FR 1428723A
Authority
FR
France
Prior art keywords
vacuum gauge
gauge
vacuum
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR9512A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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
Priority claimed from US354386A external-priority patent/US3319117A/en
Application filed by Varian Associates Inc filed Critical Varian Associates Inc
Priority to FR9512A priority Critical patent/FR1428723A/en
Application granted granted Critical
Publication of FR1428723A publication Critical patent/FR1428723A/en
Expired legal-status Critical Current

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
FR9512A 1964-03-24 1965-03-17 Vacuum gauge Expired FR1428723A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9512A FR1428723A (en) 1964-03-24 1965-03-17 Vacuum gauge

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US354386A US3319117A (en) 1964-03-24 1964-03-24 Ionization vacuum gauge for use in the 10-6 to 1 torr range
FR9512A FR1428723A (en) 1964-03-24 1965-03-17 Vacuum gauge

Publications (1)

Publication Number Publication Date
FR1428723A true FR1428723A (en) 1966-02-18

Family

ID=26162454

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9512A Expired FR1428723A (en) 1964-03-24 1965-03-17 Vacuum gauge

Country Status (1)

Country Link
FR (1) FR1428723A (en)

Similar Documents

Publication Publication Date Title
AT265185B (en) vacuum cleaner
AT260850B (en) vacuum cleaner
CH452019A (en) Vacuum switch
CH447498A (en) vacuum cleaner
CH433621A (en) vacuum cleaner
FR1408028A (en) Vacuum cleaner
AT265703B (en) Pressure gauge
FR1510444A (en) High vacuum valve
FR1428723A (en) Vacuum gauge
FR1443848A (en) Vacuum
FR1501154A (en) Vacuum valve
FR1433935A (en) Extensometer
FR1391240A (en) Vacuum oven
FR1405730A (en) Static vacuum cleaner
AT265184B (en) vacuum cleaner
FR1400284A (en) Colorimetric gauge
FR1400805A (en) Extendable table
FR1426892A (en) Transducer
FR1414044A (en) Lift-seat armchair
FR1394679A (en) Magnetostrictration transducer
FR1406191A (en) Vacuum sterilizer
FR1475977A (en) Vacuum gauge
FR1414270A (en) One-snap enhancements
FR1372388A (en) Vacuum valve
FR1445192A (en) Vacuum