FR521872A - Dispositif indicateur des couleurs - Google Patents

Dispositif indicateur des couleurs

Info

Publication number
FR521872A
FR521872A FR521872DA FR521872A FR 521872 A FR521872 A FR 521872A FR 521872D A FR521872D A FR 521872DA FR 521872 A FR521872 A FR 521872A
Authority
FR
France
Prior art keywords
indicating device
color indicating
color
indicating
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
Jean Francois Kaufman
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.)
JEAN FRANCOIS KAUFMAN
Original Assignee
JEAN FRANCOIS KAUFMAN
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 JEAN FRANCOIS KAUFMAN filed Critical JEAN FRANCOIS KAUFMAN
Application granted granted Critical
Publication of FR521872A publication Critical patent/FR521872A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/52—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts
    • G01J3/522—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts circular colour charts

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
FR521872D 1918-09-04 1920-07-09 Dispositif indicateur des couleurs Expired FR521872A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US521872XA 1918-09-04 1918-09-04

Publications (1)

Publication Number Publication Date
FR521872A true FR521872A (fr) 1921-07-21

Family

ID=1536514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR521872D Expired FR521872A (fr) 1918-09-04 1920-07-09 Dispositif indicateur des couleurs

Country Status (1)

Country Link
FR (1) FR521872A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1128170B (de) * 1960-07-28 1962-04-19 Joachim Arnz Filterindikator fuer Aufnahmen auf Farbfilm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1128170B (de) * 1960-07-28 1962-04-19 Joachim Arnz Filterindikator fuer Aufnahmen auf Farbfilm

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