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A blueprint is a reproduction of a technical drawing or engineering drawing using a contact print process on light-sensitive sheets introduced by Sir John Herschel in 1842. [1] The process allowed rapid and accurate production of an unlimited number of copies.
Pad printing (also called tampography) is a printing process that can transfer a 2-D image onto a 3-D object (e.g., a ceramic pottery).This is accomplished using an indirect offset printing process that involves an image being transferred from the cliché via a silicone pad onto a substrate.
the lead-pump is halted for this machine-cycle; and the pump-mechanism is reactivated for the next next machine cycle; the 0075-wedge is brought to position a. The 0005-wedge will remain at position b. The 3/8-position was called “neutral”. In this position, the 0075-wedge is at row 3, and the 0005-wedge will be at row 8.
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A mimeograph machine (often abbreviated to mimeo, sometimes called a stencil duplicator or stencil machine) was a low-cost duplicating machine that worked by forcing ink through a stencil onto paper. [1] The process was called mimeography, and a copy made by the process was a mimeograph.
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