FR471120A - Device for measuring, indicating and recording pressure differences - Google Patents

Device for measuring, indicating and recording pressure differences

Info

Publication number
FR471120A
FR471120A FR471120DA FR471120A FR 471120 A FR471120 A FR 471120A FR 471120D A FR471120D A FR 471120DA FR 471120 A FR471120 A FR 471120A
Authority
FR
France
Prior art keywords
indicating
measuring
pressure differences
recording pressure
recording
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)
Inventor
Otto Roschanek
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR471120A publication Critical patent/FR471120A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR471120D 1913-04-21 1914-04-18 Device for measuring, indicating and recording pressure differences Expired FR471120A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT471120X 1913-04-21

Publications (1)

Publication Number Publication Date
FR471120A true FR471120A (en) 1914-10-15

Family

ID=1509414

Family Applications (1)

Application Number Title Priority Date Filing Date
FR471120D Expired FR471120A (en) 1913-04-21 1914-04-18 Device for measuring, indicating and recording pressure differences

Country Status (1)

Country Link
FR (1) FR471120A (en)

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