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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 = 'HAMMOND') AND (first_name = 'Charles N.') ORDER BY date ASC, patent, type

Total of 4 patents found where: Last Name is 'HAMMOND'; First Name is 'Charles N.';

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T / S Patent Date Description Patentee Category Assigned To
 1892
U 469,940 March 1, 1892 Insulator
Knob - self-tying		 HAMMOND, Charles N.
 Knob  
 1893
U 511,611 December 26, 1893 Insulator
Cleat - self-tying		 HAMMOND, Charles N.
 Cleat The Hammond Cleat & Insulator Co.
U Specimen known 511,612 December 26, 1893 Insulator
Cleat - self-tying		 HAMMOND, Charles N.
 Cleat The Hammond Cleat & Insulator Co.
 1894
U 524,850 August 21, 1894 Insulator
Strain and hanger block		 HAMMOND, Charles N.
 Strain  

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