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The ornamental design for a double blade valvulotome, as shown and described. |
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FIG. 1 is a bottom right side perspective view of a double blade valvulotome showing my new design, the shaft is shown broken in the center to indicate indeterminate length;
FIG. 2 is a front, top and left side perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a right side elevational view thereof;
FIG. 8 is a left side elevational view thereof;
FIG. 9 is a rear bottom right side perspective view thereof, with the blades shown in extended position; and,
FIG. 10 is a front top side perspective view thereof.
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