GB644982A - Improvements in range-finding surveying instruments - Google Patents

Improvements in range-finding surveying instruments

Info

Publication number
GB644982A
GB644982A GB1067245A GB1067245A GB644982A GB 644982 A GB644982 A GB 644982A GB 1067245 A GB1067245 A GB 1067245A GB 1067245 A GB1067245 A GB 1067245A GB 644982 A GB644982 A GB 644982A
Authority
GB
United Kingdom
Prior art keywords
finding
range
surveying instruments
surveying
instruments
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
GB1067245A
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
Priority to GB1067245A priority Critical patent/GB644982A/en
Publication of GB644982A publication Critical patent/GB644982A/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
    • G01C3/14—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 binocular observation at a single point, e.g. stereoscopic type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
GB1067245A 1945-04-27 1945-04-27 Improvements in range-finding surveying instruments Expired GB644982A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1067245A GB644982A (en) 1945-04-27 1945-04-27 Improvements in range-finding surveying instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1067245A GB644982A (en) 1945-04-27 1945-04-27 Improvements in range-finding surveying instruments

Publications (1)

Publication Number Publication Date
GB644982A true GB644982A (en) 1950-10-25

Family

ID=9972143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1067245A Expired GB644982A (en) 1945-04-27 1945-04-27 Improvements in range-finding surveying instruments

Country Status (1)

Country Link
GB (1) GB644982A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2601765A1 (en) * 1986-07-15 1988-01-22 Massoud Ahmed Apparatus for surveying interior and exterior plans of buildings
CN107796381A (en) * 2017-11-21 2018-03-13 安徽理工大学 Measurement of the level prism centering rod

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2601765A1 (en) * 1986-07-15 1988-01-22 Massoud Ahmed Apparatus for surveying interior and exterior plans of buildings
CN107796381A (en) * 2017-11-21 2018-03-13 安徽理工大学 Measurement of the level prism centering rod

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