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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Clamp-top') ORDER BY date ASC, patent, type

Total of 1 patents found where: Category is 'Clamp-top';

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T / S	Patent	Date	Description	Patentee	Category	Assigned To
		1949
U	2,475,230	July 5, 1949	Conductor Support Clamp-top design to secure conductor on top of the insulator	FREY, Howard Albert MCCOY, Robert Leslie	Clamp-top	Locke, Inc.

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