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The ornamental design for quadrant dental model base having a double row of apertures, as shown and described. |
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FIG. 1 is a perspective view of the present invention.
FIG. 2 is a top plan view thereof.
FIG. 3 is a bottom plan view thereof.
FIG. 4 is a front elevation view thereof.
FIG. 5 is a side elevation view thereof.
FIG. 6 is a rear elevation view thereof; and,
FIG. 7 is a side elevation view thereof.
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