Patent
   D283494
Priority
Dec 27 1983
Filed
Dec 27 1983
Issued
Apr 22 1986
Expiry
Apr 22 2000
Assg.orig
Entity
unknown
1
5
n/a
The ornamental design for a radio signal controlled laser beam interrupting ditch slope indicator, as shown and described.

FIG. 1 is a front elevational view of the radio signal controlled laser beam interrupting ditch slope indicator showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof, the view from the opposite side being a mirror image;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a bottom view thereof.

Simmons, Jimmy C.

Patent Priority Assignee Title
D783425, May 21 2015 Surveying instrument
Patent Priority Assignee Title
4490919, Apr 01 1981 JENOPTIK JENA G M B H Leveling arrangement for measuring terrain points
203873,
235527,
236593,
D259406, Dec 20 1978 PHYSCIS ASSOCIATES, LTD , MILWAUKEE COUNTY, WISCONSIN A WISCONSIN CORP Collimator test target
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