TY  - BOOK
ED  - United States.
ED  - United States.
TI  - Official gazette of the United States Patent and Trademark Office
AV  - T223 .A23
U1  -  608.773 
PY  - 1978///-
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Patents
KW  - United States
N1  - Library has vol. 984
ER  -