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<rdf:Description rdf:about="https://calmview.lshtm.ac.uk/CalmView/record/catalog/GB%200809%20Ross/159/01/03" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter from WP Thomson &amp; Co, Patent Agents</dc:title>
  <dc:description>Ross' provisional patent application has been filed and the certificate is enclosed. They warn him that if he is thinking of applying for 'foreign and colonial patents' he should consult them first as the various laws differ</dc:description>
  <dc:date>19/7/1909</dc:date>
</rdf:Description>