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The ornamental design for the column-shaped transducers for metal detectors, as shown and described. |
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FIG. 1 is a front elevational view of a column-shaped transducer for metal detector showing my new design, with the rear being a mirror image;
FIG. 2 is a side elevational view thereof, with the opposite side being a mirror image;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view of a second embodiment thereof;
FIG. 6 is a front elevational view thereof, with the rear being a mirror image;
FIG. 7 is a left side elevational view thereof;
FIG. 8 is a top plan view thereof; and,
FIG. 9 is a bottom plan view thereof.
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