Method of Aerial Transportation 252 0 Download here USA111 - US1655114 Print Rate this article: 2.7 No.USA111Patent1,655,113Year1928CountryUnited States of AmericaDate of ApplicationJanuary 3, 1928Patent TitleMethod of Aerial Transportation Documents to download USA111 - US1655114 (.pdf, 542.46 KB) - 268 download(s)