Forming profiles on internal or external surfaces

Full Title

Methods for forging, hammering, or pressing; Special equipment or accessories therefor > for performing particular operations > Forming profiles on internal or external surfaces

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL

Subclass:

FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES