FR529402A - Drone tube enhancements - Google Patents

Drone tube enhancements

Info

Publication number
FR529402A
FR529402A FR529402DA FR529402A FR 529402 A FR529402 A FR 529402A FR 529402D A FR529402D A FR 529402DA FR 529402 A FR529402 A FR 529402A
Authority
FR
France
Prior art keywords
drone
enhancements
tube enhancements
drone tube
tube
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.)
Negretti and Zambra Ltd
Original Assignee
Negretti and Zambra Ltd
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 Negretti and Zambra Ltd filed Critical Negretti and Zambra Ltd
Application granted granted Critical
Publication of FR529402A publication Critical patent/FR529402A/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
    • G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
    • G01L7/04—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges in the form of flexible, deformable tubes, e.g. Bourdon gauges
    • G01L7/041—Construction or mounting of deformable tubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR529402D 1920-08-25 1921-01-05 Drone tube enhancements Expired FR529402A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB529402X 1920-08-25

Publications (1)

Publication Number Publication Date
FR529402A true FR529402A (en) 1921-11-28

Family

ID=10465921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR529402D Expired FR529402A (en) 1920-08-25 1921-01-05 Drone tube enhancements

Country Status (1)

Country Link
FR (1) FR529402A (en)

Similar Documents

Publication Publication Date Title
FR562660A (en) Improvements to electron tubes
FR546935A (en) Bent tube vaporizers enhancements
FR529402A (en) Drone tube enhancements
FR532068A (en) Improvements to tube bending machines
FR540287A (en) Improvements relating to manometers
FR535617A (en) Inner tube improvements
FR544692A (en) Improvements to rontgen tubes
FR522435A (en) Further training in tube clamps
FR540056A (en) Improvements to vacuum tubes
FR535633A (en) Improvements to thermionic tubes
FR573992A (en) Improvements to vacuum tubes
FR22767E (en) Improvements to electron tubes
FR527726A (en) Improvements to semi-vertical curved tube boilers
FR562647A (en) Improvements to vacuum tubes
FR538727A (en) Diaphragm enhancements
FR29136E (en) Improvements to vacuum tubes
FR518762A (en) Improvements to vacuum tube repeaters
FR559462A (en) Improvements to vacuum tubes
FR564053A (en) Improvements to tube assemblies
CA197143A (en) Detector tube
FR526385A (en) Vacuum tube
FR552388A (en) Improvements to tube closures
CA209987A (en) Inner tube splicing device
FR522702A (en) Coupling enhancements
CA202914A (en) Condenser tube