Which architectural drafting product was originally developed by the German company Rotring in 1953 and revolutionized technical drawing with its innovative ink delivery system?

Test your knowledge of how iconic architectural products came to be! Many of the tools and materials architects rely on daily have fascinating origin stories and branding histories. This question focuses on a revolutionary product that transformed architectural drafting and design before the digital era. Think you know your architectural brand history?

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• The Rapidograph technical pen
• The Staedtler Mars technical pencil
• The Letraset transfer sheets
• The Koh-I-Noor Versatil mechanical pencil

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