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			 The ornamental design for a lock opening device, as shown and described. 
			  
			  
			  
			  
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FIG. 1 is a perspective view of the lock opening device;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a top plan view of the work end part of the device in an open position.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Oct 05 2004 | Kabushiki Kaisha Ogura | (assignment on the face of the patent) | / | |||
| Nov 04 2004 | KIMURA, KIYOSHI | Kabushiki Kaisha Ogura | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015431 | /0095 | 
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