FR948486A - Perfectionnements apportés aux appareils qui servent à mesurer les intervalles de temps - Google Patents

Perfectionnements apportés aux appareils qui servent à mesurer les intervalles de temps

Info

Publication number
FR948486A
FR948486A FR948486DA FR948486A FR 948486 A FR948486 A FR 948486A FR 948486D A FR948486D A FR 948486DA FR 948486 A FR948486 A FR 948486A
Authority
FR
France
Prior art keywords
time intervals
devices used
improvements made
measure time
measure
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
English (en)
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.)
Submarine Signal Co
Original Assignee
Submarine Signal 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 Submarine Signal Co filed Critical Submarine Signal Co
Application granted granted Critical
Publication of FR948486A publication Critical patent/FR948486A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F13/00—Apparatus for measuring unknown time intervals by means not provided for in groups G04F5/00 - G04F10/00
    • G04F13/02—Apparatus for measuring unknown time intervals by means not provided for in groups G04F5/00 - G04F10/00 using optical means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR948486D 1943-02-27 1947-05-02 Perfectionnements apportés aux appareils qui servent à mesurer les intervalles de temps Expired FR948486A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US948486XA 1943-02-27 1943-02-27

Publications (1)

Publication Number Publication Date
FR948486A true FR948486A (fr) 1949-08-02

Family

ID=22247525

Family Applications (1)

Application Number Title Priority Date Filing Date
FR948486D Expired FR948486A (fr) 1943-02-27 1947-05-02 Perfectionnements apportés aux appareils qui servent à mesurer les intervalles de temps

Country Status (1)

Country Link
FR (1) FR948486A (fr)

Similar Documents

Publication Publication Date Title
FR941233A (fr) Appareils de mesure
FR905792A (fr) Métier à tisser
FR948486A (fr) Perfectionnements apportés aux appareils qui servent à mesurer les intervalles de temps
FR902142A (fr) Détecteur
FR884222A (fr) Perfectionnements aux appareils à dessiner
FR900089A (fr) Instrument à dessiner
FR902901A (fr) Accouplement à friction
FR903288A (fr) Appareil de mesure à cadran
FR893840A (fr) Perfectionnements aux thermomètres à cadran
FR904918A (fr) Comparateur à cadran
FR949655A (fr) Compteur de fluides sans presse-étoupe
FR938855A (fr) Perfectionnements aux appareils de mesure de courts intervalles de temps
FR915265A (fr) Tube de contact à mercure
FR893843A (fr) Perfectionnement aux thermomètres à cadran
FR902207A (fr) Potentiomètre
FR942098A (fr) Appareil à calculer
FR896444A (fr) Pédalier amovible à changement de vitesses
FR978519A (fr) Perfectionnements aux appareils de radiophotographie
FR951772A (fr) Oscillographe cathodique
FR939374A (fr) Perfectionnements apportés aux appareils électriques à décharge ou concernant ces appareils
FR938225A (fr) Appareils de mesure
FR941087A (fr) Appareil à filtrer
FR984971A (fr) Perfectionnements aux appareils mesureurs distributeurs de fluide
FR983962A (fr) Perfectionnements aux appareils mesureurs distributeurs de fluide
FR879845A (fr) Perfectionnements aux appareils de mesure