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Railway frogs of types R75, R65 and R50
Document status: Replaced by GOST 7370-98
Packets quick-changing with horizontal break of press-moulds for manufacturing of rubber O-rings section with inner diameter from 2,8 up to 9,7 mm. Construction and dimensions
Document status: Active
Stops of automatic coupler equipment for freight and passenger cars. General specifications
Document status: Active
