Changeable surveyors rod

Details Changeable surveyors rod Changeable surveyors rod

1981-04-14

1983-04-05

Haroian, Harry N.

Geometrical instruments

Straight-line light ray type

Rod or target

G01C 1506

Patent

active

043786383

ABSTRACT:
A surveyor's rod includes the use of a removable measurement scale having different measurement breakdowns on its opposite sides, such as feet and quarter inches on one side and feet and tenths of inches on the other. A removable bracket permits a quick and efficient reversal of the scale depending upon the measurement delineation desired by a user.

REFERENCES:
patent: 1728893 (1929-09-01), Langsner
patent: 2221229 (1940-11-01), Cain et al.
patent: 2616181 (1952-11-01), Van Doorne
patent: 4060909 (1977-12-01), Collins et al.

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