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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '248') AND (category.subclass = '223.41') ORDER BY date ASC, patent, type

Total of 2 patents found where: Class is '248'; Subclass is '223.41';

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T / S Patent Date Description Patentee Category Assigned To
 1926
U 1,583,462 May 4, 1926 Supporting Pin for Insulators
Pin bracket that fits around and bolts to crossarm		 HENDEE, Lem E.
 Pin Line Material Co.
 1941
U 2,241,212 May 6, 1941 Insulator Pin Reinforcing Bracket
Bracket attached to pin offers lateral support to prevent the bending of the pin		 MACK, Edward A.
 Bracket/pin Line Material Co.

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