JPS5815125A - 架空物の直下位置検知方法 - Google Patents

架空物の直下位置検知方法

Info

Publication number
JPS5815125A
JPS5815125A JP11340381A JP11340381A JPS5815125A JP S5815125 A JPS5815125 A JP S5815125A JP 11340381 A JP11340381 A JP 11340381A JP 11340381 A JP11340381 A JP 11340381A JP S5815125 A JPS5815125 A JP S5815125A
Authority
JP
Japan
Prior art keywords
directly below
imaginary object
shadow
imaginary
reflected
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.)
Granted
Application number
JP11340381A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6255082B2 (2
Inventor
Kiyomi Kikuno
菊野　清美
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.)
Shimizu Construction Co Ltd
Original Assignee
Shimizu Construction Co Ltd
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 Shimizu Construction Co Ltd filed Critical Shimizu Construction Co Ltd
Priority to JP11340381A priority Critical patent/JPS5815125A/ja
Publication of JPS5815125A publication Critical patent/JPS5815125A/ja
Publication of JPS6255082B2 publication Critical patent/JPS6255082B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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)
  • Length Measuring Devices By Optical Means (AREA)
  • Road Signs Or Road Markings (AREA)
JP11340381A 1981-07-20 1981-07-20 架空物の直下位置検知方法 Granted JPS5815125A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11340381A JPS5815125A (ja) 1981-07-20 1981-07-20 架空物の直下位置検知方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11340381A JPS5815125A (ja) 1981-07-20 1981-07-20 架空物の直下位置検知方法

Publications (2)

Publication Number Publication Date
JPS5815125A true JPS5815125A (ja) 1983-01-28
JPS6255082B2 JPS6255082B2 (2) 1987-11-18

Family

ID=14611404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11340381A Granted JPS5815125A (ja) 1981-07-20 1981-07-20 架空物の直下位置検知方法

Country Status (1)

Country Link
JP (1) JPS5815125A (2)

Also Published As

Publication number Publication date
JPS6255082B2 (2) 1987-11-18

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