FR446618A - Procédé de mesure des surfaces opaques - Google Patents

Procédé de mesure des surfaces opaques

Info

Publication number: FR446618A
Authority: FR; France
Prior art keywords: opaque surfaces; measuring; measuring opaque; opaque
Prior art date: 1911-10-06
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

Inventor

Marius Ratignier

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.)

H Pervilhac & Cie Soc

Original Assignee

H Pervilhac & Cie Soc

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.)

1911-10-06

Filing date

1911-10-06

Publication date

1912-12-11

1911-10-06 Application filed by H Pervilhac & Cie Soc filed Critical H Pervilhac & Cie Soc

1912-12-11 Application granted granted Critical

1912-12-11 Publication of FR446618A publication Critical patent/FR446618A/fr

Status Expired legal-status Critical Current

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
- G01B11/28—Measuring arrangements characterised by the use of optical techniques for measuring areas

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)

FR446618D 1911-10-06 1911-10-06 Procédé de mesure des surfaces opaques Expired FR446618A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR446618T		1911-10-06

Publications (1)

Publication Number	Publication Date
FR446618A true FR446618A (fr)	1912-12-11

Family

ID=1487375

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR446618D Expired FR446618A (fr)	1911-10-06	1911-10-06	Procédé de mesure des surfaces opaques

Country Status (1)

Country	Link
FR (1)	FR446618A (fr)

1911
- 1911-10-06 FR FR446618D patent/FR446618A/fr not_active Expired

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