TY - BOOK T1 - The law of unfair competition and trade-marks. A1 - Callmann, Rudolf, 1896- LA - English PP - Chicago PB - Callaghan YR - 1950 ED - 2nd ed. UL - https://tuklas.up.edu.ph/Record/UP-99796217605637493 CN - KB41 C13 1950 KW - Competition, Unfair - United States. KW - Trade-marks - United States. ER -