|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'DUPONT') AND (first_name = 'Henry H.') ORDER BY specimen DESC, date, patent, type|
Total of 1 patents found where: Last Name is 'DUPONT'; First Name is 'Henry H.';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||981,074||January 10, 1911||Split-knob Insulator
Knob triangular shaped
|DUPONT, Henry H.
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