[CR] Sachs-Huret Approx. Date of Birth ?

(Example: History:Ted Ernst)

Date: Tue, 8 Feb 2011 21:47:35 -0800 (PST)
From: "r cielec" <teaat4p@yahoo.com>
To: Classic Rendezvous <classicrendezvous@bikelist.org>
Subject: [CR] Sachs-Huret Approx. Date of Birth ?


Ahoy !

Does anyone know the approximate year Sachs-Huret labeled derailleurs were introduced? I am trying to determine if the "Sachs-Huret" label is period correct for a 1979 Witcomb. Thank you. Richard Cielec Chicago, Illinois; U.S.A.