FR4940E - Rangefinder - Google Patents

Rangefinder

Info

Publication number
FR4940E
FR4940E FR4940DA FR4940E FR 4940 E FR4940 E FR 4940E FR 4940D A FR4940D A FR 4940DA FR 4940 E FR4940 E FR 4940E
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
Henry Gerard
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 FR4940E publication Critical patent/FR4940E/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
    • G01C3/22—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length at, near, or formed by the object
FR4940D 1905-03-03 1905-06-21 Rangefinder Expired FR4940E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR352028T 1905-03-03
FR4940T 1905-06-21

Publications (1)

Publication Number Publication Date
FR4940E true FR4940E (en) 1905-11-15

Family

ID=1348108

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4940D Expired FR4940E (en) 1905-03-03 1905-06-21 Rangefinder

Country Status (1)

Country Link
FR (1) FR4940E (en)

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