IPC Definitions - January 01, 2012
B21D 26/037 - Definition
This group covers:
Devices and methods for deforming metal tubular bodies by applying fluid pressure specially adapted to obtain branched tubes.
Attention is drawn to the following places, which may be of interest for search:
Making branched tube fittings, e.g. T-pieces for connecting pipes | B21C 37/29 |