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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 = 'MERRICK, JR.') AND (first_name = 'John M.') ORDER BY patent ASC, type

Total of 1 patents found where: Last Name is 'MERRICK, JR.'; First Name is 'John M.';

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T / S Patent Date Description Patentee Category Assigned To
 1869
U Specimen known 87,187 February 23, 1869 Improved Composition Insulator for Telegraph and other Electric Conductors
Composition material of silica, gum shellac etc. molded
MERRICK, JR., John M.
Composition  

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