Loop positioning arrangement for double pointed looper sewing ma
Looper actuating device for sewing machines
Looper and cam assembly for chain stitch sewing machine
Looper and knife driving mechanism for sewing machine
Looper control apparatus for sewing machines
Looper drive device for a stitching machine
Looper drive for a chainstitch sewing machine
Looper drive with sliding and swiveling joint
Looper driving assembly for a sewing machine
Looper for a single-thread chainstitch sewing machine
Looper for sewing machines
Looper shifting device in overlock sewing machine
Looper thread guiding mechanism for facilitating the looper thre
Looper threading apparatus for sewing machine
Looper throw-out mechanism for sewing machine
Looper throw-out safety catch device
Looper-cam shifting arrangement for a sewing machine