Lo, Jack, <br/><br/>
How to make patent drawings :  a patent it yourself companion / 
Jack Lo and David Pressman. 
 - 6th ed. 
 - 242 páginas :  ilustraciones ;  28 cm. 
<br/><br/>Incluye bibliografía. 
<br/><br/>General introduction to drawing -- Drawing with pen, ruler, and instruments -- Drawing with a computer -- Using a camera -- Patent drawings in general -- Utility patent drawings -- Design patent drawings -- General standards -- Responding to office actions. 
<br/><br/><label>ISBN: </label>1413312578 9781413312577 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Patentes de invención.--Dibujos.--Estados Unidos
<br/><br/><label>Dewey Class. No.: </label>608.022  / L795h 2011