FR580310A - Temperature indicator - Google Patents

Temperature indicator

Info

Publication number
FR580310A
FR580310A FR580310DA FR580310A FR 580310 A FR580310 A FR 580310A FR 580310D A FR580310D A FR 580310DA FR 580310 A FR580310 A FR 580310A
Authority
FR
France
Prior art keywords
temperature indicator
indicator
temperature
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
Georges Leday
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 FR580310A publication Critical patent/FR580310A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR580310D 1924-04-19 1924-04-19 Temperature indicator Expired FR580310A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR580310T 1924-04-19

Publications (1)

Publication Number Publication Date
FR580310A true FR580310A (en) 1924-11-04

Family

ID=8956694

Family Applications (1)

Application Number Title Priority Date Filing Date
FR580310D Expired FR580310A (en) 1924-04-19 1924-04-19 Temperature indicator

Country Status (1)

Country Link
FR (1) FR580310A (en)

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