FR670737A - Folding rule device with sliding branch - Google Patents

Folding rule device with sliding branch

Info

Publication number
FR670737A
FR670737A FR670737DA FR670737A FR 670737 A FR670737 A FR 670737A FR 670737D A FR670737D A FR 670737DA FR 670737 A FR670737 A FR 670737A
Authority
FR
France
Prior art keywords
folding rule
rule device
sliding branch
branch
sliding
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
Antoine Alloin
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 FR670737A publication Critical patent/FR670737A/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
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/02—Rulers with scales or marks for direct reading
    • G01B3/04—Rulers with scales or marks for direct reading rigid
    • G01B3/06—Rulers with scales or marks for direct reading rigid folding
FR670737D 1929-03-04 1929-03-04 Folding rule device with sliding branch Expired FR670737A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR670737T 1929-03-04

Publications (1)

Publication Number Publication Date
FR670737A true FR670737A (en) 1929-12-04

Family

ID=9016533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR670737D Expired FR670737A (en) 1929-03-04 1929-03-04 Folding rule device with sliding branch

Country Status (1)

Country Link
FR (1) FR670737A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203227A (en) * 1978-05-19 1980-05-20 Hector Giroux Telescopic straight edge
US4566200A (en) * 1984-11-16 1986-01-28 Leon Brady Long rulers
US4688510A (en) * 1986-08-14 1987-08-25 Mcneely Fay C Place marker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203227A (en) * 1978-05-19 1980-05-20 Hector Giroux Telescopic straight edge
US4566200A (en) * 1984-11-16 1986-01-28 Leon Brady Long rulers
US4688510A (en) * 1986-08-14 1987-08-25 Mcneely Fay C Place marker

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