FR810950A - Glass tube in which the level of a colorless or weakly colored liquid is visible by coloring - Google Patents

Glass tube in which the level of a colorless or weakly colored liquid is visible by coloring

Info

Publication number
FR810950A
FR810950A FR810950DA FR810950A FR 810950 A FR810950 A FR 810950A FR 810950D A FR810950D A FR 810950DA FR 810950 A FR810950 A FR 810950A
Authority
FR
France
Prior art keywords
colorless
coloring
visible
level
glass tube
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
Martha Reinhardt
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 FR810950A publication Critical patent/FR810950A/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
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02—Means for indicating or recording specially adapted for thermometers
    • G01K1/04—Scales
    • G01K1/06—Arrangements for facilitating reading, e.g. illumination, magnifying glass
    • G01K1/065—Arrangements for facilitating reading, e.g. illumination, magnifying glass of liquid column thermometers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR810950D 1935-09-18 1936-09-17 Glass tube in which the level of a colorless or weakly colored liquid is visible by coloring Expired FR810950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DER94234D DE677925C (en) 1935-09-18 1935-09-18 Thermometer tubes for colorless display liquid

Publications (1)

Publication Number Publication Date
FR810950A true FR810950A (en) 1937-04-02

Family

ID=7419120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR810950D Expired FR810950A (en) 1935-09-18 1936-09-17 Glass tube in which the level of a colorless or weakly colored liquid is visible by coloring

Country Status (3)

Country Link
DE (1) DE677925C (en)
FR (1) FR810950A (en)
GB (1) GB467060A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2729977A (en) * 1952-01-31 1956-01-10 Juffa Hans Capillary tube for measuring instruments
DE1006178B (en) * 1955-10-20 1957-04-11 Usco Fieberthermometer Inclusion thermometers, in particular clinical thermometers

Also Published As

Publication number Publication date
DE677925C (en) 1939-07-05
GB467060A (en) 1937-06-10

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