see also USSR Patent # 380,518 - Kharkov 1970

see also USSR Patent # 380,518 - Kharkov 1970

• Publisher: Rospatent
• Date: USSR application filed June 1970
• Derailleur brands: Kharkov
• Derailleurs: Kharkov copy of a Campagnolo Record

see also USSR Patent # 532,546 - Kharkov 1975

see also USSR Patent # 532,546 - Kharkov 1975

• Publisher: Rospatent
• Date: USSR application filed April 1975
• Derailleur brands: Kharkov
• Derailleurs: Kharkov (2nd style), Kharkov (3rd style)