Established in 1932
Fahrradfabrik Schauff GmbH & Co KG
In der Wässerscheid 56, 53424 Remagen, DE 
A bit of history on their current web site HERE                 Photos and background info courtesy Jan Schauff
Updated 2.10.2013                   Click on images for larger view.

Schauff racing bicycles co-branded as Rudi Altig, circa mid 1970s

                        

 1979 Hans Schauff built special tandem for World record attempt.
Ridden by Jean-Claude Rude & a blind stoker.
The record was set at a top speed of 145 km/h (c. 90mph)