Presser foot for concealed slide fasteners

FIG. 1 is a perspective view from the top and left side of a presser foot for concealed slide fasteners when seen before attachment to a sewing machine, showing my new design;

FIG. 2 a perspective view from the top and left side thereof when seen after attachment to the sewing machine.

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a longitudinal section view taken through line vm—vm of FIG. 4.

A rear elevational view thereof not shown appears symmetrical to the front elevational view.

The broken lines showing a part of the sewing machine in FIG. 1 and FIG. 2 are for illustrative purpose only and form no part of the claimed design.