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A second generation of technical pens, the "Variant" and "Varioscript" models, were launched in 1958, with commercial success. In 1967, the company introduced its first drawing set, that consisted of compass, technical pens, templates, inks, scale ruler and other tools. One year later, the "Micronorm" was added to the technical pens line.
Staedtler technical pens Staedtler technical pen divided in parts in comparison with 1 cent euro coin Macro image of a 0.7 mm Rotring Rapidograph nib showing the flow control wire. A technical pen is a specialized instrument used by an engineer, architect, or drafter to make lines of constant width for architectural, engineering, or technical ...
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Staedtler SE (German pronunciation: [ˈʃtɛtlɐ]) is a German multinational stationery manufacturing company based in Nuremberg.The firm was founded by J.S. Staedtler (1800–1872) in 1835 and produces a large variety of stationery products, such as writing implements (including technical drawing instruments), [1] art materials, and office supplies.
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Rulers used in technical drawing are usually made of polystyrene. It is used for drawing lines and connecting points. Rulers come in two types according to the design of their edge. A ruler with a straight edge can be used with lead pencils and felt pens, whereas when a technical pen is used the edge must be grooved to prevent the spread of the ...
2 KOH-I-NOOR and Rotring both use the name rapidograph, are they related brands?
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