TY  - BOOK
AU  - 
AU  - 
TI  - Patents For Engineers
U1  - 608.0246 CAR 
PY  - 1959///
CY  - London
PB  - Chapman & Hall
KW  - Patents
KW  - United States
N1  - Includes bibliographical references ( p. 99 ), indexs ( p. 103 - 107 )
ER  -