|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'Marshall Lefferts') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Assigned To is 'Marshall Lefferts';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||99,873||February 15, 1870||Improvement in Insulator for Telegraphs
Self-tying via cam devise to hold wire with cap covering
|FINLEY, Stephen L.
||Self-tying Miscellaneous||1/2 to Marshall Lefferts|
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