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The ornamental design for a dropbolt lock, as shown and described. |
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FIG. 1 is a top, front, and right side perspective view of a dropbolt lock showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a top plan view thereof, the bottom being a mirror image of that shown.
Field, Peter H., Roop, Stevie C.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 22 1990 | Medeco Security Locks, Inc. | (assignment on the face of the patent) | / | |||
| May 10 1990 | ROOP, STEVIE C | MEDECO SECURITY LOCKS, INC , A CORP OF VA | ASSIGNMENT OF ASSIGNORS INTEREST | 005369 | /0094 | |
| May 11 1990 | FIELD, PETER H | MEDECO SECURITY LOCKS, INC , A CORP OF VA | ASSIGNMENT OF ASSIGNORS INTEREST | 005369 | /0094 |
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