The name/logo are the same as a trailer about halfway down the page at this link
. The one pictured there is bigger, but the lines are a lot like yours. Thing is, one of the pics indicates that it was made in Fort Worth, Texas, but a link to a discussion at the same site
has folks talking about their units, which were made in Spencer, Wisconsin! There's some recent activity in that discussion- you might try joining it...
Here's a link
to a page started last summer by some folks that are doing a reno on one with the same logos. Theirs was built in Wisconsin, too.
Last but by no means least:
Here's a link to the blog page
of the owner of the beauty pictured below. Looks like a complete restoration, and I'd bet she can tell you a lot about the Trailblazer brand!