Patent
   D297062
Priority
Nov 12 1986
Filed
Nov 12 1986
Issued
Aug 02 1988
Expiry
Aug 02 2002
Assg.orig
Entity
unknown
1
4
n/a
The ornamental design for a scraper for cleaning boilers and furnaces, as shown.

FIG. 1 is a top plan view of a scraper for cleaning boilers and furnaces showing my new design;

FIG. 2 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a front elevational view thereof.

Miller, Richard

Patent Priority Assignee Title
D822299, Jun 28 2017 Bona AB Mop assembly
Patent Priority Assignee Title
1480053,
166880,
DE2392610,
FR1195463,
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