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Patent
D554471
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Priority
Jul 28 2006
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Filed
Jul 28 2006
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Issued
Nov 06 2007
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Expiry
Nov 06 2021
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Assg.orig
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Entity
unknown
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3
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7
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n/a
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The ornamental design for a combination lock with backup key, as shown and described.
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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.
Ho, Yat Hung
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