TY  - BOOK
ED  - United States.
TI  - Patent manual for employees of the United States Department of Agriculture, 1944
AV  - T223.T2 A4 1944
PY  - 1944///]
CY  - Washington
PB  - U.S. Govt. Print. Off.
KW  - Patent laws and legislation
KW  - United States
ER  -