Survey monument base

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Description

FIG. 1 is a bottom isometric view of a survey monument base showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
1037147 August 1912 Johnson
1272430 July 1918 Hanson
2038962 April 1936 Schulthess
2181032 November 1939 Watkins
3685237 August 1972 Johnson
3748795 July 1973 Berntsen
3916821 November 1975 Pies
D231328 April 1974 Nasser
Patent History
Patent number: D243159
Type: Grant
Filed: Sep 19, 1975
Date of Patent: Jan 25, 1977
Inventors: Peter Berntsen (Madison, WI), Phillip R. Peterson (Madison, WI)
Primary Examiner: Nelson C. Holtje
Attorney: Theodore J. Long
Application Number: 5/616,272
Classifications
Current U.S. Class: Transit Or Theodolite (D10/66)
International Classification: D1004;