Zdroj: |
Vacek, Zdeněk. Automobil jsem já!: patent na auta. In: AutoTip. 2010, roč. 20, č. 21, s. 62-63. ISSN 1210-1087 Road-engine. Inventor Geoge B. Selden, of Rochester, New York. United States Patent Office, US 549160 A. 1895-11-05 LC (Names), cit. 18. 9. 2017 www(Wikipedia, the free encyclopedia), cit. 18. 9. 2017 www(USPTO, Patent Full Text and Image Database), cit. 18. 9. 2017 |