Can you post a picture. It is very likely that is a Japanese made machine. Here is a place to start:
http://www.quiltingboard.com/picture...p-t164361.html
It is also likely that it is one that will do zig zag. Link:
http://www.quiltingboard.com/vintage...s-t207877.html
Some will do fancy stitches - they use cams or cam stacks - link:
http://www.quiltingboard.com/vintage...s-t207880.html