Assuming you aren't looking for an exact millimeter-for-millimeter version of the spiral condenser, I bet you could find someone to make it in the US quite easily.

It's still one of the major glassblowing countries. In fact, if you remember when folks were worried about those two quartz mines in Spruce Pine, NC that are the only place with pure enough quartz for chips? That's also the home of Spruce Pine Batch, one of the big glass suppliers in America.