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Pipedia Dunhill Dating Guide: Difference between revisions
→5861/12
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==== 5861/12 ==== | ==== 5861/12 ==== | ||
<span style="color:#800000">['''1913 up to 1926''']</span> The first patent for Dunhill's aluminum [https://pipedia.org/images/d/d1/PA3104-900x900.jpg Inner Tubes] in '''England'''.<br> | <span style="color:#800000">['''1913 up to 1926''']</span> The first patent for Dunhill's aluminum [https://pipedia.org/images/d/d1/PA3104-900x900.jpg Inner Tubes] registered in '''England'''.<br> | ||
They were patented in March 1912, but they were being fitted about eighteen months earlier. | They were patented in March 1912, but they were being fitted about eighteen months earlier. | ||