The following co-pending applications, also entitled “sewing machine”, are related:

1. U.S. Design application Ser. No. 29/296,306;

2. U.S. Design application Ser. No. 29/296,307;

3. U.S. Design application Ser. No. 29/296,309.

FIG. 1 is front elevational view of a sewing machine showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left end view thereof;

FIG. 4 is a right end view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view of the front, top and left side thereof.

The elements shown in broken lines are for illustrative purposes only and form no part of the claimed design.