Gyro's First Invention was published by a company founded in what city? 
Gyro's First Invention:  It first appeared in May 2002 as a two-part story in the issues #19 and #20 of "Anders And & Co", a weekly published by Danish Disney licensee Egmont Group. Egmont Group: The Egmont Group (formerly The Gutenberghus Group) is a Danish media corporation founded and rooted in Copenhagen, Denmark.
i don't know