|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Mica') ORDER BY patent DESC, type|
Total of 1 patents found where: Category is 'Mica';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||483,646||October 4, 1892||Process of Making Artificial Mica Sheets for Electrical Insulation
Molding process to make artificial sheets of mica
|DYER, Arthur H. S.
||Mica||Eugene Munsell & Co.|
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