FR1449829A - Perfectionnement aux appareils ouverts dans l'atmosphère et, en particulier aux altimètres - Google Patents

Perfectionnement aux appareils ouverts dans l'atmosphère et, en particulier aux altimètres

Info

Publication number
FR1449829A
FR1449829A FR23572A FR23572A FR1449829A FR 1449829 A FR1449829 A FR 1449829A FR 23572 A FR23572 A FR 23572A FR 23572 A FR23572 A FR 23572A FR 1449829 A FR1449829 A FR 1449829A
Authority
FR
France
Prior art keywords
altimeters
atmosphere
improvement
devices open
devices
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
FR23572A
Other languages
English (en)
Inventor
Jean Rene Parmentier
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
Priority to FR23572A priority Critical patent/FR1449829A/fr
Application granted granted Critical
Publication of FR1449829A publication Critical patent/FR1449829A/fr
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
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0654—Protection against aggressive medium in general against moisture or humidity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR23572A 1965-07-06 1965-07-06 Perfectionnement aux appareils ouverts dans l'atmosphère et, en particulier aux altimètres Expired FR1449829A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR23572A FR1449829A (fr) 1965-07-06 1965-07-06 Perfectionnement aux appareils ouverts dans l'atmosphère et, en particulier aux altimètres

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR23572A FR1449829A (fr) 1965-07-06 1965-07-06 Perfectionnement aux appareils ouverts dans l'atmosphère et, en particulier aux altimètres

Publications (1)

Publication Number Publication Date
FR1449829A true FR1449829A (fr) 1966-05-06

Family

ID=8583859

Family Applications (1)

Application Number Title Priority Date Filing Date
FR23572A Expired FR1449829A (fr) 1965-07-06 1965-07-06 Perfectionnement aux appareils ouverts dans l'atmosphère et, en particulier aux altimètres

Country Status (1)

Country Link
FR (1) FR1449829A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0281362A3 (en) * 1987-03-04 1989-02-22 Halliburton Company Pressure communicating apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0281362A3 (en) * 1987-03-04 1989-02-22 Halliburton Company Pressure communicating apparatus

Similar Documents

Publication Publication Date Title
BE766938A (fr) Perfectionnement aux moufles de levage
FR1449829A (fr) Perfectionnement aux appareils ouverts dans l'atmosphère et, en particulier aux altimètres
CA943755A (en) Device for use in drafting, plotting, measuring and the like
CA924254A (en) Diverting and sampling gate
BE760432A (fr) Perfectionnements apportes aux metiers de bonneterie
AT301458B (de) Greifer für Erdaushebungen u.dgl.
CA936968A (en) Josephson junction device having intermetallic compounds in the electrodes thereof
FR1451577A (fr) Perfectionnements aux planchers et plus particulièrement aux planchers surélevés supports d'appareils
FR1433381A (fr) Perfectionnement aux constructions
CA763754A (en) Excavators and the like
FR1300411A (fr) Perfectionnement aux interrupteurs à coupure visible dans l'air
CA761196A (en) Construction elements and the like
FR1432686A (fr) Perfectionnements aux poubelles, boîtes à ordures et analogues
FR1494347A (fr) Perfectionnement aux décavaillonneuses
FR1449058A (fr) Perfectionnement apporté aux appareils de manutention
FR93195E (fr) Perfectionnements aux crémones, en particulier pour baies de fenetres et autres.
FR1456740A (fr) Perfectionnement aux appareils de levage
FR1481201A (fr) Perfectionnement aux appareils d'enfoncement ou d'arrachage par vibration
CA786958A (en) Unidirectional parametric amplifier
FR1431616A (fr) Perfectionnement aux portefeuilles et similaires
AU425931B2 (en) Fluidic elements and devices thereof
AU462501B2 (en) Improvements in or relating to drilling and/or sampling devices
FR92746E (fr) Perfectionnement aux appareils de transport d'échantillons.
FR1428128A (fr) Boîte à deux vitesses, en particulier pour motocyclettes et engins analogues
AU425869B2 (en) Schottky-diode-clamped transistor and fabrication thereof