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Commercial website traces the history of one manufacturer of electrotyped art metal in the US from the 1880s through the 1930s. The firm was created by P. Mori and Sons, who manufactured objects with the brand name Galvano Bronze. Subsequent names included: Pompeian Bronze, Armor Bronze, Marion Bronze, Kathodion Bronze Works and LaFrance Bronze ...
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Other terms often used for printed engravings are copper engraving, copper-plate engraving or line engraving. Steel engraving is the same technique, on steel or steel-faced plates, and was mostly used for banknotes, illustrations for books, magazines and reproductive prints, letterheads and similar uses from about 1790 to the early 20th century, when the technique became less popular, except ...
The ruling machine created parallel straight or wavy lines very close together, usually for use with etching. [6] Another of these tools is the geometric lathe. The lathe is used to engrave images on plates, which are in turn engraved on rolls for such uses as printing banknotes. Another of these tools is the engraving machine.
When the surface of a metal plate is sufficiently polished to be used for engraving, the slightest scratch upon it will print as a black line. An engraved plate from which visiting cards are printed is a good example of some elementary principles of engraving. It contains thin lines and thick ones, as well as a considerable variety of curves.
The machines for laser engraving and laser marking are the same, so the two terms are sometimes confused by those without relevant expertise. The impact of laser marking has been more pronounced for specially designed "laserable" materials and also for some paints. These include laser-sensitive polymers and novel metal alloys. [2]
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