FR359835A - Improvements to range finders - Google Patents

Improvements to range finders

Info

Publication number
FR359835A
FR359835A FR359835DA FR359835A FR 359835 A FR359835 A FR 359835A FR 359835D A FR359835D A FR 359835DA FR 359835 A FR359835 A FR 359835A
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
Alphonse Marie Joseph Joors
Adhemar Victor Joseph Mercenier
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.)
ADHEMAR VICTOR JOSEPH MERCENIE
Original Assignee
ADHEMAR VICTOR JOSEPH MERCENIE
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 ADHEMAR VICTOR JOSEPH MERCENIE filed Critical ADHEMAR VICTOR JOSEPH MERCENIE
Application granted granted Critical
Publication of FR359835A publication Critical patent/FR359835A/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
    • G01C3/18—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 with one observation point at each end of the base
    • 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
    • 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
    • G01C3/24—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length in the observation station, e.g. in the instrument
FR359835D 1904-11-28 1905-11-27 Improvements to range finders Expired FR359835A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE359835X 1904-11-28

Publications (1)

Publication Number Publication Date
FR359835A true FR359835A (en) 1906-04-05

Family

ID=1407580

Family Applications (1)

Application Number Title Priority Date Filing Date
FR359835D Expired FR359835A (en) 1904-11-28 1905-11-27 Improvements to range finders

Country Status (1)

Country Link
FR (1) FR359835A (en)

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