bn:07914296n
Noun Concept
Categories: Educational technology, Discontinued media formats, Office equipment, Audio storage, Products introduced in 1959
EN
Ricoh Synchrofax  3M Sound Page  Recordable paper  Sound Page  sound paper
EN
Ricoh Synchrofax is a Japanese dictating machine from 1959, reissued in 1974 as the 3M Sound Page as official teaching material in the US-state of Oklahoma. Wikipedia
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EN
Ricoh Synchrofax is a Japanese dictating machine from 1959, reissued in 1974 as the 3M Sound Page as official teaching material in the US-state of Oklahoma. Wikipedia
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