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The ornamental design for an audio speaker cone, as shown and described.
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FIG. 1 is a rear view of an audio speaker cone showing my new design;
FIG. 2 is a left side view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is an enlarged rear perspective view thereof; and,
FIG. 8 is an enlarged front perspective view thereof.
Feil, Siegfried Adam, Staudt, Lothar Karl
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Sep 23 2003 | FEIL, SIEGFRIED ADAM | Rockford Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014553 | /0806 | |
Sep 23 2003 | STAUDT, LOTHAR KARL | Rockford Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014553 | /0806 | |
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