|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '16') AND (category.subclass = '109') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Class is '16'; Subclass is '109';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||1,205,812||November 21, 1916||Strain Insulator
Suspension made of Electrose similar to Hewlett with interlocking links
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