Multi-purpose surveying instrument

Details Multi-purpose surveying instrument Multi-purpose surveying instrument

1979-04-19

1981-09-29

Corbin, John K.

Optics: measuring and testing

Fiducial instruments

Artificial reference

356147, G01C 918

Patent

active

042919827

ABSTRACT:
This invention relates to a multi-purpose surveying instrument, more specifically a composite instrument which can be used as a theodolite, a level surveying instrument, and a plane table, and which provides a precision surveying instrument needed in general architecture, civil engineering and the like.

REFERENCES:
patent: 1945323 (1934-01-01), Lewis
patent: 3049963 (1962-08-01), Parsons, Jr.

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