mimeograph machine

1. Before the 1970s the slide rule, or slipstick, was as common as the typewriter or the mimeograph machine.
   1970年代之前，计算尺跟打字机和油印机一样，随处可见。

noun

1. a rotary duplicator that uses a stencil through which ink is pressed (trade mark Roneo)

   Synonym:    mimeographmimeoRoneoRoneograph