Patents and registred designs and their exploitation /
White, T. A. Blanco.
Patents and registred designs and their exploitation / by T. A. Blanco White. - London : Stevens & Sons, 1947. - IX, 74 p. ; 19 cm. - This is the law . - This is the law .
Patents and registred designs and their exploitation / by T. A. Blanco White. - London : Stevens & Sons, 1947. - IX, 74 p. ; 19 cm. - This is the law . - This is the law .
