|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 = 'OHL') AND (first_name = 'Percy C.') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Last Name is 'OHL'; First Name is 'Percy C.';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||280,947||July 10, 1883||Insulator for Electrical Conductors
Cylindrical insulator suspended from wire to hold bar separates several wires
|OHL, Percy C.
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