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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'Lawrence Gray & Joseph Ham') ORDER BY date ASC, patent, type

Total of 1 patents found where: Assigned To is 'Lawrence Gray & Joseph Ham';

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T / S Patent Date Description Patentee Category Assigned To
 1884
U Specimen known 291,072 January 1, 1884 Press for Molding Glass Insulators
Press for making glass insulators to form interior		 MURPHY, Edward J.
 Press Lawrence Gray & Joseph Ham

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