What Was The Predecessor To The Fax Machine?

What Was The Predecessor To The Fax Machine? As a designer for the Radio Corporation of America (RCA), in 1924, Richard H. Ranger invented the wireless photoradiogram, or transoceanic radio facsimile, the forerunner of today’s “fax” machines. What came before fax machines? A model of a telegraph machine – the technical precursor to the first