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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 = '256') AND (category.subclass = '58') ORDER BY date ASC, patent, type

Total of 3 patents found where: Class is '256'; Subclass is '58';

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T / S Patent Date Description Patentee Category Assigned To
U 522,302 July 3, 1894 Self-Locking Cleat for Electric Wires
Cleat - self-tying (shown on page 273 of 1897 Electric Appliance Co. catalog No. 12
Cleat 2/5 to Henry Baskette
U 737,027 August 25, 1903 Insulator
Self-tying slot top (see Brown No. 1 p. 128)
RUTLEDGE, William G.
Self-tying Slot Top  
U Specimen known 929,878 August 3, 1909 Insulator
RANSON, Joseph W.

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