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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'Hartford-Empire Co.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Assigned To is 'Hartford-Empire Co.';

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T / S Patent Date Description Patentee Category Assigned To
 1949
U 2,468,663 April 26, 1949 Article Illuminating Inspection Device For Amber Glass Insulators and Other Hollow Dense Walled Articles of Low Transparency
Insulator inspection device for dark amber insulators		 GREEN, Thomas D.
 Manufacturing Hartford-Empire Co.

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