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The ornamental design for hand-held ultrasonic welding device, as shown and described. |
FIG. 1 is a front view of a hand-held ultrasonic welding device of my new design;
FIG. 2 is a back view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is a perspective view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 28 1994 | LIANG, YEN-LING | PROMOTION ULTRASONIC EQUIPMENT CO , LTD 3F, NO 9-1, LANE 149, SEC 2 | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007112 | /0121 | |
Aug 08 1994 | Promotion Ultrasonic Equipment Co., Ltd. | (assignment on the face of the patent) | / |
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