stencil duplicator 1 Articles . Ditto That. April 3, 2025 by Kristina Panos 42 Comments . All the news that was fit to print. Image via Wikipedia.

Also known as stencil duplicators, mimeographs were a competing technology that used ink and stencils to produce 50 to several thousand copies.

The rotary stencil duplicator, or mimeograph machine, is a predecessor to modern document reproduction devices, such as photocopiers, offset printers and scanners.

An 1880 stencil duplicator applied magenta, a 1923 spirit duplicator slapped on cyan, a 1969 laser printer dropped in the black, and a 1976 inkjet printer supplied yellow.

Albert Blake Dick (1856-1934) licensed the patent and began manufacturing equipment to make stencils for the reproduction of hand-written text. In 1887, the A.B. Dick Company released the model “0” ...

On August 8, 1876, Edison received a patent for his stencil duplicator, titled “Improvement in Autographic Printing”. Edison’s patent covered an electric pen for cutting stencils and the ...

Inspired by the layering process that occurs during printmaking, Mohammed chose risography, a stencil duplicator, for his first box set. The riso prints one color at a time, ...

Edison's 1876 patent covered a flatbed duplicating press and an electric pen for cutting stencils. Chicago inventor Albert Blake Dick improved the stencils while experimenting with wax paper and ...