1. How to make patent drawings :
پدیدآورنده : by Jack Lo and David Pressman.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Patents-- United States, Drawings.,Patents.,TECHNOLOGY & ENGINEERING-- General.,United States., 7
رده :
T223
.
U3
L6
2007eb
2. How to make patent drawings :
پدیدآورنده : Jack Lo and David Pressman
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Patents-- United States, Drawings
رده :
T223
.
U3
L6
2011
