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FR1086281A - Device for measuring gas pressures - Google Patents

Device for measuring gas pressures

Info

Publication number
FR1086281A
FR1086281A FR1086281DA FR1086281A FR 1086281 A FR1086281 A FR 1086281A FR 1086281D A FR1086281D A FR 1086281DA FR 1086281 A FR1086281 A FR 1086281A
Authority
FR
France
Prior art keywords
gas pressures
measuring gas
pressures
measuring
gas
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
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of FR1086281A publication Critical patent/FR1086281A/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
    • H01J41/06—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)
FR1086281D 1952-05-03 1953-04-30 Device for measuring gas pressures Expired FR1086281A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1086281XA 1952-05-03 1952-05-03

Publications (1)

Publication Number Publication Date
FR1086281A true FR1086281A (en) 1955-02-10

Family

ID=22323236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1086281D Expired FR1086281A (en) 1952-05-03 1953-04-30 Device for measuring gas pressures

Country Status (1)

Country Link
FR (1) FR1086281A (en)

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