FR558409A - water level square - Google Patents

water level square

Info

Publication number
FR558409A
FR558409A FR558409DA FR558409A FR 558409 A FR558409 A FR 558409A FR 558409D A FR558409D A FR 558409DA FR 558409 A FR558409 A FR 558409A
Authority
FR
France
Prior art keywords
water level
level square
square
water
level
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
Albert Fiquet
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 FR558409A publication Critical patent/FR558409A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers
    • G01B3/566—Squares

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR558409D 1922-11-08 1922-11-08 water level square Expired FR558409A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR558409T 1922-11-08

Publications (1)

Publication Number Publication Date
FR558409A true FR558409A (en) 1923-08-27

Family

ID=8941566

Family Applications (1)

Application Number Title Priority Date Filing Date
FR558409D Expired FR558409A (en) 1922-11-08 1922-11-08 water level square

Country Status (1)

Country Link
FR (1) FR558409A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4910876A (en) * 1989-09-07 1990-03-27 Channell John F Level attachment
US6842640B2 (en) * 1995-06-02 2005-01-11 Alza Corporation Electrotransport delivery device with voltage boosting circuit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4910876A (en) * 1989-09-07 1990-03-27 Channell John F Level attachment
US6842640B2 (en) * 1995-06-02 2005-01-11 Alza Corporation Electrotransport delivery device with voltage boosting circuit
US7708731B2 (en) 1995-06-02 2010-05-04 Alza Corporation Electrotransport delivery device with voltage boosting circuit

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