Patent
   D307914
Priority
Sep 19 1988
Filed
Sep 19 1988
Issued
May 15 1990
Expiry
May 15 2004
Assg.orig
Entity
unknown
0
4
n/a
The ornamental design for a prism assembly, as shown and described.

FIG. 1 is a perspective view of a prism assembly, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a side elevational view thereof.

Buckley, Galen L., Selesky, Kenneth G., Houston, Daniel M.

Patent Priority Assignee Title
Patent Priority Assignee Title
4311382, Feb 04 1980 SOKKISHA CO , LTD Universally adjustable ranging target and retro-reflector housing bracket
4470664, Aug 31 1981 Tokyo Kogaku Kikai Kabushiki Kaisha Reflector device for use with optical distance measuring apparatus
4519674, Mar 10 1983 SOKKISHA CO , LTD Retro-reflective prism assembly
204319,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 14 1988BUCKLEY, GALEN L PYRAMID OPTICAL, A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0049630748 pdf
Sep 14 1988SELESKY, KENNETH G PYRAMID OPTICAL, A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0049630748 pdf
Sep 14 1988HOUSTON, DANIEL M PYRAMID OPTICAL, A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0049630748 pdf
Sep 19 1988Pyramid Optical(assignment on the face of the patent)
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