Here's a post that will focus on helicopter and rotorcraft toys made in Italy.
A number of Italian toy manufacturers released helicopter toys... I'm sure there are many more makers out there, but here's a partial list: Aerogiocattoli Brevettato, Aurelio Marchesini Bologna (A.M.Bo), Bell, Ellegi, Ingap, Lima, Mercury, Pocher - Torino, Sirio Ferrari (F.S.C.)... How many more can you add?
Here is a nice toy I recently acquired made by Bell. It's the Giostra (carousel) #280:
The earliest Aerogiocattoli Brevettato (I believe) Icaro flying helicopter that I'm aware of:
This is a really nice toy. I've seen it attributed to Ingap and also F.S.C.(Sirio Ferrari). I've never seen any definitive documentation...