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Ladder hinge
D631562 Ladder hinge
Patent Drawings:Drawing: D631562-2    Drawing: D631562-3    Drawing: D631562-4    Drawing: D631562-5    
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(4 images)

Inventor: Han
Date Issued: January 25, 2011
Application: D/364,345
Filed: June 22, 2010
Inventors: Han; Chunwen (Guangzhou, CN)
Assignee:
Primary Examiner: Clark; Doris
Assistant Examiner:
Attorney Or Agent: Sayed; Hani Z.Rutan & Tucker, LLP
U.S. Class: D25/68
Field Of Search: D25/68; 16/324; 182/156; 182/107; 182/185.1
International Class: 2504
U.S Patent Documents:
Foreign Patent Documents:
Other References:









Abstract:
Claim: CLAIM The ornamental design for a ladder hinge, as shown and described.
Description: FIG. 1 is top, front, right side perspective view of the ladder hinge in an embodiment of the present invention;

FIG. 2 is a front elevation of the ladder hinge of the present invention;

FIG. 3 is a left side elevation of the ladder hinge of the present invention;

FIG. 4 is a rear view of the ladder hinge of the present invention;

FIG. 5 is a right side elevation view of the ladder hinge of the present invention;

FIG. 6 is a top plane view of the ladder hinge of the present invention;

FIG. 7 is a bottom plane view of the ladder hinge of the present invention;

FIG. 8 is a top, front, right side perspective view of an alternate position of the ladder hinge of the present invention; and,

FIG. 9 is a perspective view of a ladder hinge. The broken lines are for illustrative purposes only and form no part of the claimed design.

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