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The ornamental design for a door knocker, as shown. |
FIG. 1 is a front perspective view from below of the door knocker showing my new design;
FIG. 2 is an inverted front view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is an inverted top view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.
Patent | Priority | Assignee | Title |
D414681, | Feb 17 1998 | Door knocker |
Patent | Priority | Assignee | Title |
202877, | |||
203027, |
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