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Titolo del brevetto (come riportato sullo stesso).

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Filtro<p>The <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Property_page/Filter">search filter</a> allows the inclusion of <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Query_expressions">query expressions</a> such as <code>~</code> or <code>!</code>. The selected <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Query_engine">query engine</a> might also support case insensitive matching or other short expressions like:</p><ul><li><code>in:</code> result should include the term, e.g. '<code>in:Foo</code>'</li></ul><ul><li><code>not:</code> result should to not include the term, e.g. '<code>not:Bar</code>'</li></ul>

Showing 20 pages using this property.

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Patent-GB-190916587.pdf +

Improvements in Reservoir Pens +

Patent-GB-190918450.pdf +

Improvements in Stylographic Pens +

Patent-GB-190929406.pdf +

Improvements in and connected with Fountain Pens and the like +

Patent-GB-191007239.pdf +

Improvements in or connected with "Self-filling" Reservoir Pens +

Patent-GB-191007952.pdf +

Ruling pen +