Western Electric was a badged - read up on the Japanese machines. You may see one similar to yours here:
http://www.quiltingboard.com/vintage...s-t207877.html
or here:
http://www.quiltingboard.com/vintage...s-t207880.html
or since you haven't shown a picture, maybe it is a 15 clone:
http://www.quiltingboard.com/picture...p-t164361.html