Patent
   D321422
Priority
Nov 02 1989
Filed
Nov 02 1989
Issued
Nov 05 1991
Expiry
Nov 05 2005
Assg.orig
Entity
unknown
10
8
n/a
The ornamental design for a scraper to clean the fins of heat exchangers or the like, as shown and described.

FIG. 1 is a top, front, and side perspective view of a scraper to clean the fins of heat exchangers or the like showing my new design;

FIG. 2 is side elevational view taken along line 2--2 of FIG. 1;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a rear elevational view taken along line 4--4 of FIG. 1.

Smith, Russell D.

Patent Priority Assignee Title
11122956, Aug 17 2015 UNGER MARKETING INTERNATIONAL, LLC Hard surface cleaning and conditioning assemblies
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Patent Priority Assignee Title
1906657,
2084603,
2633594,
2856622,
3530524,
4667362, Jul 08 1985 PRESENTATION SYSTEMS, INC , Scraper for carpet seaming irons
D284259, Aug 06 1984 Oury Grip U.S.A., Inc. Cycle hand grip
GB667749,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 27 1989SMITH, RUSSELL D GEM PRODUCTS, INC , A CA CORP ASSIGNMENT OF ASSIGNORS INTEREST 0052000472 pdf
Nov 02 1989General Electric Company(assignment on the face of the patent)
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