FR367387A - Rangefinder - Google Patents

Rangefinder

Info

Publication number
FR367387A
FR367387A FR367387DA FR367387A FR 367387 A FR367387 A FR 367387A FR 367387D A FR367387D A FR 367387DA FR 367387 A FR367387 A FR 367387A
Authority
FR
France
Prior art keywords
rangefinder
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
Frank William Riches
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 FR367387A publication Critical patent/FR367387A/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
    • G01C3/02—Details
    • 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
FR367387D 1906-06-09 1906-06-09 Rangefinder Expired FR367387A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR367387T 1906-06-09

Publications (1)

Publication Number Publication Date
FR367387A true FR367387A (en) 1906-10-27

Family

ID=1414528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR367387D Expired FR367387A (en) 1906-06-09 1906-06-09 Rangefinder

Country Status (1)

Country Link
FR (1) FR367387A (en)

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