王道は直接問い合わせる

question:1209924115

機械式腕時計ブランドIWCにて「ペラトン巻」を考案した、アルバート＝ペラトンの生没年をご存知の方教えてください！

この質問はかなり難問でしたが、やはり王道は直接問い合わせることですね。

http://q.hatena.ne.jp/1209924115#c121884

スイスのIWC本社に問い合わせていた返事が今になって届いたので紹介しておきます。
それによると没年は1976年でした。
Albert Pellaton-Favreは彼の祖父だそうです。

Albert Pellaton (1898-1976), who came from a renowned family of watchmakers. Above all, it was his grandfather, Albert Pellaton-Favre (1832-1914) and his uncle, James C.Pellaton (1873-1954). (who had recommended him to Ernst Jakob Homberger at a chronometry convention), who had made names for themselves as Tourbillon makers in Le Locle.
Albert Pellaton had acquired his professional experience as a technician with Frey & Co. in Bienne (1918-1919) as well as productionmanager with Vacheron & Constantin in Geneva (1919-1940) and with Omega in Bienne (1940-1944). On the 3rd March 1944 he commenced work in Schaffhausen. Most prominent of all his great achievements as a consttuctor and expert in production up to the 30th June 1966, the day he retired from the company, was the creation of the IWC automatic calibre.