FR460311A - Azimuth stopwatch - Google Patents

Azimuth stopwatch

Info

Publication number
FR460311A
FR460311A FR460311DA FR460311A FR 460311 A FR460311 A FR 460311A FR 460311D A FR460311D A FR 460311DA FR 460311 A FR460311 A FR 460311A
Authority
FR
France
Prior art keywords
stopwatch
azimuth
azimuth stopwatch
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
Horace Seely Butterfield
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR460311A publication Critical patent/FR460311A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/02—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by astronomical means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Astronomy & Astrophysics (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
FR460311D 1913-05-30 1913-05-30 Azimuth stopwatch Expired FR460311A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR460311T 1913-05-30

Publications (1)

Publication Number Publication Date
FR460311A true FR460311A (en) 1913-11-28

Family

ID=1499726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR460311D Expired FR460311A (en) 1913-05-30 1913-05-30 Azimuth stopwatch

Country Status (1)

Country Link
FR (1) FR460311A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2780796A1 (en) * 1998-07-06 2000-01-07 Monts Sa WATCH PROVIDED WITH MEANS TO DEFINE THE LENGTH OF A PLACE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2780796A1 (en) * 1998-07-06 2000-01-07 Monts Sa WATCH PROVIDED WITH MEANS TO DEFINE THE LENGTH OF A PLACE
WO2000002101A1 (en) 1998-07-06 2000-01-13 Les Monts S.A. Watch equipped with means for determining a location longitude

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