From papermaking to aircraft navigation: Significant patent and inventor anniversaries in 2006
This article provides details of some significant patent, patentee and invention anniversaries falling in 2006, for example those for improved paper making and sugar production, Brunel, iron and steel manufacture  the Bessemer process, aniline dyes, an improved electric clock, air conditioning, an improved flying machine, and radio navigation for aircraft.
aircraft anniversaries paper making sugar production brunel steel manufacture bessemer process aniline dye electric clock air conditioning radio navigation history wright brothers