It’s hard to come by information about the Rino brand - but here some is. This registration, complete with Rino Radaelli’s name and address, claims a first use date of 1979, and a first use ‘in commerce’ (i.e. the first date that product was imported into the US) of 1981.

• Publisher: US Patent and Trademark Office
• Inventor: Rino Radaelli
• Country: USA
• Date: First use December 1979
• Derailleur brands: Rino
• Derailleurs: nothing specific