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The ornamental design for a sub-woofer speaker, as shown and described. |
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FIG. 1 is a bottom front side perspective view of a sub-woofer speaker, showing my new design.
FIG. 2 is a front, elevational view thereof.
FIG. 3 is a rear, elevational view thereof.
FIG. 4 is a right-hand side, elevational view thereof.
FIG. 5 is a top, plan view thereof; and,
FIG. 6 is a bottom view thereof.
Note that the left-hand side, elevational view (not shown) is a mirror image of FIG. 4.
The broken lines in the drawings represent electrical terminal blocks, which are for illustrative purposes only, and form no part of the claimed design.
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| D940683, | Jan 04 2021 | GGTR LLC | Shower speaker |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Aug 28 2000 | MCGURTY, HOWARD J | PHANTOM SOUND, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011039 | /0778 | |
| Aug 30 2000 | Phantom Sound, Inc. | (assignment on the face of the patent) | / |
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