FR537065A - Instrument pour mesurer avec grande précision - Google Patents

Instrument pour mesurer avec grande précision

Info

Publication number
FR537065A
FR537065A FR537065DA FR537065A FR 537065 A FR537065 A FR 537065A FR 537065D A FR537065D A FR 537065DA FR 537065 A FR537065 A FR 537065A
Authority
FR
France
Prior art keywords
instrument
measuring
high precision
precision
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR537065A publication Critical patent/FR537065A/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR537065D 1920-01-24 1921-02-18 Instrument pour mesurer avec grande précision Expired FR537065A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE537065X 1920-01-24

Publications (1)

Publication Number Publication Date
FR537065A true FR537065A (fr) 1922-05-15

Family

ID=6557567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR537065D Expired FR537065A (fr) 1920-01-24 1921-02-18 Instrument pour mesurer avec grande précision

Country Status (1)

Country Link
FR (1) FR537065A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630631A (en) * 1949-08-04 1953-03-10 Journal Company Optical comparison gauge

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630631A (en) * 1949-08-04 1953-03-10 Journal Company Optical comparison gauge

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