TY - GEN T1 - Burrell's South African patent and design law. AU - Burrell, Timothy D., ET - Third edition. CN - KTL1194 LA - eng N1 - Revised edition of: Burrell, South African patent law and practice. 2nd ed. 1986. ID - 25306 KW - Patent laws and legislation KW - Patents KW - Copyright SN - 0409013609 TI - Burrell's South African patent and design law. ER -