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Combination lock with backup key
D554471 Combination lock with backup key
Patent Drawings:Drawing: D554471-2    Drawing: D554471-3    Drawing: D554471-4    Drawing: D554471-5    
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(4 images)

Inventor: Ho
Date Issued: November 6, 2007
Application: D/263,727
Filed: July 28, 2006
Inventors: Ho; Yat Hung (New Territories, CN)
Assignee: Alloy Metal Manufactory Ltd. (Shatin, New Territories, Hong Kong, CN)
Primary Examiner: Siegel; Mitchell
Assistant Examiner:
Attorney Or Agent: Alix, Yale & Ristas, LLP
U.S. Class: D8/333
Field Of Search: D8/330; D8/331; D8/332; D8/333; D8/334; D8/335; D8/336; D8/337; D8/338; D8/339; D8/340; D8/341; D8/342; D8/343; D8/344; D8/345; D8/346; D8/347; D8/348; 70/20; 70/21; 70/22; 70/23; 70/24; 70/25; 70/26; 70/27; 70/28; 70/29; 70/31; 70/32; 70/33; 70/34; 70/35; 70/41; 70/42; 70/43; 70/44; 70/45; 70/46; 70/47; 70/14; 70/51; 70/52
International Class: 0807
U.S Patent Documents: D372187; D406522; D429620; D437204; D461699; D495581; D535548
Foreign Patent Documents:
Other References:









Abstract:
Claim: CLAIM The ornamental design for a combination lock with backup key, as shown and described.
Description: FIG. 1 is a front perspective view of the combination lock with backup key showing my new design;

FIG. 2 is a front perspective view of the combination lock with backup key of FIG. 1;

FIG. 3 is a front view of the combination lock with backup key of FIG. 1;

FIG. 4 is a left side view of the combination lock with backup key of FIG. 1;

FIG. 5 is a top plan view of the combination lock with backup key of FIG. 1;

FIG. 6 is a right side view of the combination lock with backup key of FIG. 1;

FIG. 7 is a rear view of the combination lock with backup key of FIG. 1; and,

FIG. 8 is a bottom plan view of the combination lock with backup key of FIG. 1.

The broken line showing is included for the purpose of illustrating and forms no part of the claimed design.

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