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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 = '546') ORDER BY date ASC, patent, type

Total of 3 patents found where: Class is '248'; Subclass is '546';

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T / S Patent Date Description Patentee Category Assigned To
 1898
U 602,576 April 19, 1898 Bracket for Insulators, etc.
Bracket to be driven into wooden pole
FLETCHER, John R.
Bracket  
 1908
U 877,242 January 21, 1908 Insulator Pin
Pin with metal shank and bolt
SNAPP, Delos V.
FRAHER, Charles W.
Pin  
 1910
U 964,376 July 12, 1910 Insulator Support
Bracket for pin that clamps around crossarm
BLACKBURN, Jasper
Bracket  

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