ClassID:

38347

B21C37/225 - CPC Classification

Classification description:

Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes; Making tubes of special shape; Making tube fittings; Making finned or ribbed tubes by fixing strip or like material to tubes longitudinally-ribbed tubes

Recent Application in this class: