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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 = '279') AND (category.subclass = '24') ORDER BY date ASC, patent, type

Total of 2 patents found where: Class is '279'; Subclass is '24';

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T / S Patent Date Description Patentee Category Assigned To
 1903
U 735,429 August 4, 1903 Insulator Machine
Plunger for press
WATERS, James
Plunger  
 1941
U 2,257,675 September 30, 1941 Plunger Screw-Out Chuck
Insulator threading mandrel removal machine
EASTUS, Harold L.
Press; OI Owens-Illinois Glass Co.

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