FR2723213B3 - TARGET FOR TUNNEL CONVERGENCE AND LEVELING MEASURES - Google Patents

TARGET FOR TUNNEL CONVERGENCE AND LEVELING MEASURES

Info

Publication number
FR2723213B3
FR2723213B3 FR9409497A FR9409497A FR2723213B3 FR 2723213 B3 FR2723213 B3 FR 2723213B3 FR 9409497 A FR9409497 A FR 9409497A FR 9409497 A FR9409497 A FR 9409497A FR 2723213 B3 FR2723213 B3 FR 2723213B3
Authority
FR
France
Prior art keywords
target
tunnel convergence
leveling measures
leveling
measures
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 - Fee Related
Application number
FR9409497A
Other languages
French (fr)
Other versions
FR2723213A1 (en
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 FR9409497A priority Critical patent/FR2723213B3/en
Publication of FR2723213A1 publication Critical patent/FR2723213A1/en
Application granted granted Critical
Publication of FR2723213B3 publication Critical patent/FR2723213B3/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01C15/02—Means for marking measuring points
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
FR9409497A 1994-07-26 1994-07-26 TARGET FOR TUNNEL CONVERGENCE AND LEVELING MEASURES Expired - Fee Related FR2723213B3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9409497A FR2723213B3 (en) 1994-07-26 1994-07-26 TARGET FOR TUNNEL CONVERGENCE AND LEVELING MEASURES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9409497A FR2723213B3 (en) 1994-07-26 1994-07-26 TARGET FOR TUNNEL CONVERGENCE AND LEVELING MEASURES

Publications (2)

Publication Number Publication Date
FR2723213A1 FR2723213A1 (en) 1996-02-02
FR2723213B3 true FR2723213B3 (en) 1996-10-25

Family

ID=9465937

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9409497A Expired - Fee Related FR2723213B3 (en) 1994-07-26 1994-07-26 TARGET FOR TUNNEL CONVERGENCE AND LEVELING MEASURES

Country Status (1)

Country Link
FR (1) FR2723213B3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20118240U1 (en) * 2001-11-09 2002-02-14 Rothbucher Georg Marking element for measuring buildings
US7015459B2 (en) * 2003-10-31 2006-03-21 The Boeing Company Method and apparatus for locating laser projection alignment targets
US8985540B1 (en) 2012-04-06 2015-03-24 The Boeing Company Clamps and methods of forming clamps

Also Published As

Publication number Publication date
FR2723213A1 (en) 1996-02-02

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Legal Events

Date Code Title Description
ST Notification of lapse