Here is what I have in the Used Bike Buyers Guide on Ochsner. I believe the comment that Cilo was the "Swiss Connection" is a good bet. Lou Deeter, Orlando FL
OCHSNER: Ochsner International, 4341 West Peterson Avenue, Chicago IL 60646. 312-286-3111. Founded by Orthon Henry Ochsner in Chicago. Early frames made in Switzerland. Later frames made in Japan and France. Italian threading. Forged dropouts.
Models:
Road 83-84 Columbus Zeta
Swiss Triathlon 85-92 Aelle
Chrome 86 86 SL
Swiss USA Team 86 SL
Swiss French Team 86 SLX
Swiss Pro Team 86 SLX
Professional 87-89 SL
Amateur Team 90
Zurich Triathlon 90
Geneve Triathlon 90
Professional Team 90
Zeta Triathlon 91 Zeta
SL Pro 91-95 SL
Composite 91 Carbon/Kevlar
C4 Road 92 C4 Carbon Fiber
Sumitomo Titanium 92 Sumitomo Titanium
Vitus 992 92 Vitus Aluminum
Vitus ZX-1 92 Vitus Carbon Fiber