FR1163263A - Method and apparatus for measuring the length of rice grains - Google Patents

Method and apparatus for measuring the length of rice grains

Info

Publication number
FR1163263A
FR1163263A FR1163263DA FR1163263A FR 1163263 A FR1163263 A FR 1163263A FR 1163263D A FR1163263D A FR 1163263DA FR 1163263 A FR1163263 A FR 1163263A
Authority
FR
France
Prior art keywords
measuring
length
rice grains
grains
rice
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
Jean Conneau
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 FR1163263A publication Critical patent/FR1163263A/en
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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1163263D 1956-12-12 1956-12-12 Method and apparatus for measuring the length of rice grains Expired FR1163263A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1163263T 1956-12-12

Publications (1)

Publication Number Publication Date
FR1163263A true FR1163263A (en) 1958-09-24

Family

ID=9653390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1163263D Expired FR1163263A (en) 1956-12-12 1956-12-12 Method and apparatus for measuring the length of rice grains

Country Status (1)

Country Link
FR (1) FR1163263A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3225647A (en) * 1960-12-29 1965-12-28 Robinson Douglas Albert Apparatus for viewing gems and similar objects

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3225647A (en) * 1960-12-29 1965-12-28 Robinson Douglas Albert Apparatus for viewing gems and similar objects

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