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The ornamental design for a crossover unit for an acoustic system, as shown and described. |
FIG. 1 is a top, front and left side perspective view of a crossover unit for an acoustic system showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a right side elevational view thereof.
Kwang, David, Gale, Vannin, Weissberg, Gary S., Lam, Peter L.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jan 02 1990 | KWANG, DAVID | CONCEPT ENTERPRISES, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005207 | /0910 | |
Jan 02 1990 | WEISSBERG, GARY S | CONCEPT ENTERPRISES, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005207 | /0910 | |
Jan 02 1990 | LAM, PETER L | CONCEPT ENTERPRISES, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005207 | /0910 | |
Jan 02 1990 | GALE, VANNIN | CONCEPT ENTERPRISES, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005207 | /0910 | |
Jan 03 1990 | Concept Enterprises, Inc. | (assignment on the face of the patent) | / | |||
May 03 1999 | CONCEPT ENTERPRISES, INC | Mitek Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010197 | /0188 | |
Jul 28 1999 | MITEK CORP | M&I MARSHALL & ILSLEY BANK | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 010188 | /0841 |
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