1. Theory and practice of ARC welding
Author: / [by] Raymond J.Sacks
Library: Central Library and Document Center of Arak University (Markazi)
Subject: Electric welding
Classification :
671
.
5212
S121
2. Theory and practice of arc welding
Author: / [by] Raymond J. Sacks
Library: Central Library and Archive Center of shahid Beheshti University (Tehran)
Subject: Electric welding
Classification :
671
.
521
Sa-T
1960
