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Patent USA
Patent USA
Patent USA
Patent United States_ITM
Patent №WO9425866A1
Patent USA №4209 744_ITM
Patent № 2204129 (INTROS)
Patent № 2589496 (INTROS-AUTO)
Patent № 2634544
Patent № 2634366
Patent № 2760630
Certificat PO Wintros
Patent № 2781153
Certificat PO Wintros-RTV
Patent № 2781540
Patent № 2816247
Certificat PO Rope Strength
Certificat PО Wintrocon
Certificat PО Wintrocor