This unit produces the American boxes in a single pass, starting with a sheet of unprinted cardboard: it is made up of several simplified printing units, a die cutting unit, a slotter and a folder. |
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Some of the most boldfaced copies were made by Slotter and Company of Philadelphia, a firm founded by former employees of Henry Deringer. |
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Slotter went so far as to hire John Deringer, a tailor by trade, in order to try to give some legitimacy to their use of the trademark Deringer name. |
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