1. 01. English Non Fiction Patent your own invention in Canada: a complete step-by-step guide by Burshtein, Sheldon Publication: Self-Counsel Pr, 1991 . 295 p. : Date:1991 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction The inventors; great ideas in Canadian enterprise, by Brown, J. J. Publication: [Toronto, McClelland and Stewart, 1967 . 128 p. 29 cm. Date:1967 Availability: Copies available: (1), Actions: