Ricoh Synchrofax
id:
ricoh-synchrofax-321-8846418
title:
Ricoh Synchrofax
text:
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. It is also known as sound paper. Inventor Sakae Fujimoto filed the patents US3074724A and US3046357A in 1959.
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Ricoh_Synchrofax
date created:
date modified:
2023-03-14T06:05:20Z
main entity:
{"identifier":"Q11339731","url":"https://www.wikidata.org/entity/Q11339731"}
image:
fields total:
13
integrity:
13