1905 – Diving Dress – M. de Pluvy (French)

1905 – Diving Dress – M. de Pluvy. L'EXPRESS DU MIDI 14 April 1905, a French newspaper, mentions M. De Pluvy's diving dress, hence giving it an earlier date of 1905 rather than Scientific American's 1906 date. The Helmet was subject to a French patent, No. 361910 filed in 1905. Source: Scientific American December 1906 …

1904 – Mechanical Walker Human Powered Unicycle – Crosse – (American)

Years ago when I was searching the patents database the long, hard way (Google  patents has made it all sooo much easier and quicker), I came across this wonderful looking Mechanical Walker / Unicycle. I just love the concept and the fine illustrations. Steam punkers will enjoy this one as well. I don't believe it …