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FR40658E - Pyrometer - Google Patents

Pyrometer

Info

Publication number
FR40658E
FR40658E FR40658DA FR40658E FR 40658 E FR40658 E FR 40658E FR 40658D A FR40658D A FR 40658DA FR 40658 E FR40658 E FR 40658E
Authority
FR
France
Prior art keywords
pyrometer
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
Victorin Charles
Joanny Lombard
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 FR40658E publication Critical patent/FR40658E/en
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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/38—Photometry, e.g. photographic exposure meter using wholly visual means
    • G01J1/40—Photometry, e.g. photographic exposure meter using wholly visual means using limit or visibility or extinction effect

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR40658D 1931-08-08 1931-08-08 Pyrometer Expired FR40658E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR40658T 1931-08-08

Publications (1)

Publication Number Publication Date
FR40658E true FR40658E (en) 1932-08-13

Family

ID=8676916

Family Applications (1)

Application Number Title Priority Date Filing Date
FR40658D Expired FR40658E (en) 1931-08-08 1931-08-08 Pyrometer

Country Status (1)

Country Link
FR (1) FR40658E (en)

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