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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 = '340') AND (category.subclass = '295') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '340'; Subclass is '295';

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T / S Patent Date Description Patentee Category Assigned To
 1872
U 127,041 May 21, 1872 Improvement in Fire Alarm Signal Boxes
Design for a fire alarm signal box		 FLOYD, George
 Fire Alarm  

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