"Farffler, Stephan"@en . . . . . "1689-10-24Z"^^ . "German inventor" . . "Stephan Farffler (1633 \u2013 October 24, 1689) was a Nuremberg watchmaker of the seventeenth century whose invention of a manumotive carriage in 1655 is widely considered to have been the first self-propelled wheelchair."@en . . . "Stephan Farffler"@en . "1633Z"^^ . . "1689Z"^^ .