|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 = 'HOOVER') AND (first_name = 'Frank') ORDER BY category ASC, date, patent, type|
Total of 1 patents found where: Last Name is 'HOOVER'; First Name is 'Frank';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||575,952||January 26, 1897||Insulator
Ball insulator fit in hole in bottom of crossarm
||Ball||2/3 to W. Bennett & D. Murrell|
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