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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 = '403') AND (category.subclass = '213') ORDER BY date ASC, patent, type

Total of 3 patents found where: Class is '403'; Subclass is '213';

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T / S Patent Date Description Patentee Category Assigned To
 1922
U 1,429,110 September 12, 1922 Insulator
Suspension, special U-bolt links and hook for Hewlett disks		 SEAVEY, Haller D.
 Suspension Maxwell Engr & Mfg. Co.
 1927
U 1,633,399 June 21, 1927 Insulator Fitting
Link for Hewlett suspension disk (see 1,458,811)		 ECKERT, Grandon E.
 Suspension The R. Thomas & Sons Co.
 1950
U 2,510,182 June 6, 1950 Wire Support
Guy strain with preformed attachment and line wire is brought in through the center and secured by wrapping around the external grooved ribs.		 KLINGEL, Edward L.
 Strain  

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