|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 = 'MACLEOD') AND (first_name = 'Donald Keith') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Last Name is 'MACLEOD'; First Name is 'Donald Keith';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||1,625,514||April 19, 1927||Apparatus for Forming Plastic Materials
Improved press to form insulator shape from wet process clay and cut in threaded pinhole
|AUSTIN, Arthur O.
MACLEOD, Donald Keith
|Press||The Ohio Brass co.|
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