|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Shield') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Category is 'Shield';
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||992,462||May 16, 1911||Insulator
Shield acting as a roof over the insulator
||Shield||Porzellanfabrik Kahla, Filiale Hermsdorf Klosterlausnitz|
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