miriam

You can browse a little and maybe see what matches up.
Here is the link to the Japanese 15 clone info: http://www.quiltingboard.com/picture...p-t164361.html

Here is a link for some Japanese zig zag and non 15 clones:
http://www.quiltingboard.com/vintage...s-t207877.html

And a link for some Japanese machines that do more than zig zag and straight sew:
http://www.quiltingboard.com/vintage...s-t207880.html

There is a lot of info on those links. Lots of pictures, too. Maybe you will site something that looks like your Trusew.

Some times the bottom of the machine will have stampings and you can know what company made the machine. Here is a link about that: http://www.quiltingboard.com/vintage...e-t207416.html