FR362653A - Improvements to range finders - Google Patents

Improvements to range finders

Info

Publication number
FR362653A
FR362653A FR362653DA FR362653A FR 362653 A FR362653 A FR 362653A FR 362653D A FR362653D A FR 362653DA FR 362653 A FR362653 A FR 362653A
Authority
FR
France
Prior art keywords
range finders
finders
range
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
George Manwell Lawford
David Sing Capper
Conrad Beck
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.)
GEORGE MANWELL LAWFORD
Original Assignee
GEORGE MANWELL LAWFORD
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 GEORGE MANWELL LAWFORD filed Critical GEORGE MANWELL LAWFORD
Application granted granted Critical
Publication of FR362653A publication Critical patent/FR362653A/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
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/10—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR362653D 1906-01-23 1906-01-23 Improvements to range finders Expired FR362653A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR362653T 1906-01-23

Publications (1)

Publication Number Publication Date
FR362653A true FR362653A (en) 1906-07-04

Family

ID=1410123

Family Applications (1)

Application Number Title Priority Date Filing Date
FR362653D Expired FR362653A (en) 1906-01-23 1906-01-23 Improvements to range finders

Country Status (1)

Country Link
FR (1) FR362653A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570490A1 (en) * 1984-09-19 1986-03-21 France Etat Armement Image coincidence portable range finder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570490A1 (en) * 1984-09-19 1986-03-21 France Etat Armement Image coincidence portable range finder

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