TY  - GEN
ED  - United States Patent and  Trademark Office <Washington>
TI  - Index of Patents: Part 1: List of Patentees Vol.1.2 ; Part 2: Index to Subjects of Inventions
SN  - 0-16-049800-7
PY  - 1997///
CY  - Washington, 
KW  - USA
KW  - Patent
KW  - Index
ER  -