Yes, sort of a prototype.
The structure was to be wooden. It is not clear what he intended the wings to be made of.
Leonardo da Vinci.
Leonardo Da Vinci invented the hydraulic machine,the boat and he design a flying machine
About 1485.
In 1496!
He did not construct a flying machine though he did draw one
leonardo da vinci
Leonardo da Vinci designed a war machine for the Sforza family during the Renaissance years.
In 9th century and Year 875, The Muslim inventor Abbas ibn Firnas invent the First Flying Machine in the history -- hundreds of years before da Vinci drew plans of his own.
In 1488.
In 1490.
florence