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FR855776A - Mètre et double mètre pliants métallo-plastique - Google Patents

Mètre et double mètre pliants métallo-plastique

Info

Publication number
FR855776A
FR855776A FR855776DA FR855776A FR 855776 A FR855776 A FR 855776A FR 855776D A FR855776D A FR 855776DA FR 855776 A FR855776 A FR 855776A
Authority
FR
France
Prior art keywords
ruler
metalloplastic
double
folding
folding ruler
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
Ledru Roger
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 FR855776A publication Critical patent/FR855776A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00Measuring instruments characterised by the use of mechanical techniques
    • G01B3/02Rulers with scales or marks for direct reading
    • G01B3/04Rulers with scales or marks for direct reading rigid
    • G01B3/06Rulers with scales or marks for direct reading rigid folding

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR855776D 1939-06-05 1939-06-05 Mètre et double mètre pliants métallo-plastique Expired FR855776A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR855776T 1939-06-05

Publications (1)

Publication Number Publication Date
FR855776A true FR855776A (fr) 1940-05-20

Family

ID=9328464

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855776D Expired FR855776A (fr) 1939-06-05 1939-06-05 Mètre et double mètre pliants métallo-plastique

Country Status (1)

Country Link
FR (1) FR855776A (fr)

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