In a message dated 10/12/2004 12:31:45 PM PST, losborn2@wvu.edu writes:
Early 60s if I dismember correctly from some article I read about "new"
designs actually being recycled old designs. In this case, dual pivot
sidepulls, long
before Shimano "invented" them.
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You bring up a very good point. As far as all the Dual pivot side-pull
brakesets I have ever seen the Altenburder design was the first, a good 20 years
before Dura-Ace.
cheers-
Dave Anderson
Cut Bank MT