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Publication numberUSD439261 S1
Publication typeGrant
Application numberUS 29/114,930
Publication dateMar 20, 2001
Filing dateDec 6, 1999
Priority dateMar 25, 1999
Publication number114930, 29114930, US D439261 S1, US D439261S1, US-S1-D439261, USD439261 S1, USD439261S1
InventorsRobert J. Dillon
Original AssigneeRobert J. Dillon
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Sight glass
US D439261 S1
Abstract  available in
Images(3)
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Claims(1)
  1. The ornamental design for sight glass, as shown and described.
Description

FIG. 1 is a perspective view of the sight glass of my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view is a mirror image thereof;

FIG. 3 is a side elevational view of the left side thereof;

FIG. 4 is a side elevational view of the right side thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a first modification of the sight glass of my new design;

FIG. 8 is a front elevational view of FIG. 7, the rear elevational view is a mirror image thereof;

FIG. 9 is a side elevational view of the left side of FIG. 7;

FIG. 10 is a side elevational view of the right side of FIG. 7;

FIG. 11 is a top plan view of FIG. 7; and,

FIG. 12 is a bottom plan view of FIG. 7.

Classifications
U.S. ClassificationD16/134