Originally Posted by somnambulant
Name doesn't sound familiar, but it could be. I think the guy that made mine is Swiss but living in Berlin. The envelope was post-marked from Switzerland, but I think he was just home for the holidays.
As for wacky tubes, I bought a few spares at Urbane a while ago and just used one for the first time a couple weeks ago. The stems are smooth! Once I started getting them up to "operating pressure" the head of my pump kept flying off!

What's up with that?
you mean those Kenda branded ones? That's the kind that blew off the rim. i've never seen one without the screw before. must be a crazy dutch invention...