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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'BLOOMFIELD') AND (first_name = 'John H.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'BLOOMFIELD'; First Name is 'John H.';

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T / S Patent Date Description Patentee Category Assigned To
 1879
U 216,138 June 3, 1879 Improvement in Telegraph Insulators
Insulator suspended under crossarm by screw to hold wireholder		 BLOOMFIELD, John H.
 Insulator  

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