FR811973A - Appareil stroboscopique - Google Patents

Appareil stroboscopique

Info

Publication number
FR811973A
FR811973A FR811973DA FR811973A FR 811973 A FR811973 A FR 811973A FR 811973D A FR811973D A FR 811973DA FR 811973 A FR811973 A FR 811973A
Authority
FR
France
Prior art keywords
strobe device
strobe
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)
Inventor
William Smith
Charles Hall
James Bernard Barton
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
Application granted granted Critical
Publication of FR811973A publication Critical patent/FR811973A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/08—Optical projection comparators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR811973D 1935-10-21 1936-10-21 Appareil stroboscopique Expired FR811973A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB811973X 1935-10-21

Publications (1)

Publication Number Publication Date
FR811973A true FR811973A (fr) 1937-04-27

Family

ID=10522827

Family Applications (1)

Application Number Title Priority Date Filing Date
FR811973D Expired FR811973A (fr) 1935-10-21 1936-10-21 Appareil stroboscopique

Country Status (1)

Country Link
FR (1) FR811973A (fr)

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