USSR Patent 925,731 - Perm-Tachyon scan 2

DISRAELI DOCUMENTS

USSR Patent # 925,731
scan 2 of 4

Publisher: Rospatent
Document: USSR Patent # 925,731 - Perm Tachyon
Date: USSR application filed August 1980
Derailleur brands: Perm, Tachyon, Zif
Derailleurs: unknown, some similarities to Perm

Image
Derailleurs

USSR Patent 925,731 - Perm-Tachyon scan 2 main image

Browse associated derailleurs.

Perm derailleur thumbnail

Perm 1980?