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Publication numberUSD521359 S1
Publication typeGrant
Application numberUS 29/213,493
Publication dateMay 23, 2006
Filing dateSep 17, 2004
Priority dateJun 13, 2003
Also published asUSD506122, USD506667, USD507473, USD507474
Publication number213493, 29213493, US D521359 S1, US D521359S1, US-S1-D521359, USD521359 S1, USD521359S1
InventorsJames Welch
Original AssigneeMaster Lock Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US D521359 S1
Abstract  available in
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  1. The ornamental design for a lock, as shown and described.

FIG. 1 is a perspective view of the design of the present invention;

FIG. 2 is a top view of the lock shown in FIG. 1;

FIG. 3 is a bottom view of the lock shown in FIG. 1;

FIG. 4 is a left side view of the lock shown in FIG. 1;

FIG. 5 is a front view of the lock shown in FIG. 1;

FIG. 6 is a right view of the lock shown in FIG. 1; and,

FIG. 7 is a back view of the lock shown in FIG. 1.

The portions of the Figures shown in phantom lines are not part of the claimed design but are for illustration only.

Non-Patent Citations
1 *Master Locks Catalog, May 1993, p. 16, Institutional Combination Locks.
2 *McGraw-Edison Locks, Catalog L-2122, p. 4, No. 52 Combination Lock.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD760576Feb 10, 2015Jul 5, 2016Master Lock Company LlcLock
U.S. ClassificationD08/343, D08/334