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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 = 'HENDERSON') AND (first_name = 'Robert H.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'HENDERSON'; First Name is 'Robert H.';

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T / S Patent Date Description Patentee Category Assigned To
 1900
U 660,271 October 23, 1900 Insulating Knob for Electric Light Wiring
Knob - self-tying
HENDERSON, Robert H.
HENDERSON, John G.
Knob  

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