|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 = 'BOEHM') AND (first_name = 'Wilhelm') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Last Name is 'BOEHM'; First Name is 'Wilhelm';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||1,128,747||February 16, 1915||Method of Manufacturing Porcelain Insulators
Manufacturing process for porcelain insulator firing unglazed, then filling porous porcelain with oxidizable oil and rendering the oil stable with ozone to form a coating to replace expense of firing on a glaze
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