|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (category = 'Paraffin') ORDER BY last_name ASC, first_name, date, patent, type|
Total of 1 patents found where: Category is 'Paraffin';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|ELY, Alfred B.|
|U||51,935||January 9, 1866||Improvement in Insulating Telegraph Wires
Paraffin and rubber insulated wire
|ELY, Alfred B.
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