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Pipedia Dunhill Dating Guide: Difference between revisions
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<span style="color:#800000">['''1935 up to 1941''']</span> The patent for Dunhill's aluminum [https://pipedia.org/images/1/1c/01323477399314.jpg Inner Tubes with spring flange] registered in '''England'''.<br> | <span style="color:#800000">['''1935 up to 1941''']</span> The patent for Dunhill's aluminum [https://pipedia.org/images/1/1c/01323477399314.jpg Inner Tubes with spring flange] registered in '''England'''.<br> | ||
The date code is just after the patent number (sometimes after ENGLAND): '''1930 +: <span style="font-size:small"> <u>5</u>, <u>6</u>, <u>7</u>, <u>8</u>, <u>9</u>, <u>7</u>, <u>8</u>, <u>9</u> and, <u>0</u> for 1940, then <u>1</u> for | The date code is just after the patent number (sometimes after ENGLAND): '''1930 +: <span style="font-size:small"> <u>5</u>, <u>6</u>, <u>7</u>, <u>8</u>, <u>9</u>, <u>7</u>, <u>8</u>, <u>9</u> and, <u>0</u> for 1940, then <u>1</u> for 1941.</span>''' (they are smaller and underscored). | ||
* From this time onward, the possessive (Dunhill's) for Shell finish is no longer applies. | * From this time onward, the possessive (Dunhill's) for Shell finish is no longer applies. | ||
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<div class="separator" style="clear: both; text-align: center;"></div> | <div class="separator" style="clear: both; text-align: center;"></div> | ||
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====PATENT PENDING==== | ====PATENT PENDING==== | ||
<span style="color:#800000">['''1932 up to 1935''']</span> The patent for Dunhill's aluminum Inner Tubes (probably), and the country where it was registered is currently unknown.<br> | <span style="color:#800000">['''1932 up to 1935''']</span> The patent for Dunhill's aluminum Inner Tubes (probably), and the country where it was registered is currently unknown.<br> | ||