TY  - BOOK
AU  - Lo,Jack
AU  - Pressman,David
AU  - Pressman,David
TI  - How to make patent drawings: a "Patent it yourself companion" 
SN  - 1413301975 (alk. paper)
AV  - T223.U3 L6 2005
U1  - 608/.022 22
PY  - 2005///
CY  - Berkeley, CA
PB  - Nolo
KW  - Patentes
KW  - Estado Unidos
KW  - Dibujo
KW  - Patents
KW  - United States
KW  - Drawings
ER  -