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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 = '425') AND (category.subclass = '290') ORDER BY date ASC, patent, type

Total of 4 patents found where: Class is '425'; Subclass is '290';

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T / S Patent Date Description Patentee Category Assigned To
 1929
U 1,697,422 January 1, 1929 Device for Cutting Holes in Insulators
Device for cutting holes in Hewlett type suspension disks for links		 GOUVERNEUR, Minor F. H.
 Manufacturing Locke Insulator Corp.
U 1,697,434 January 1, 1929 Hole Cutting Machine
Machine for cutting holes in Hewlett type suspension disks for links		 MOORE, JR., Stewart L.
 Manufacturing Locke Insulator Corp.
U 1,697,435 January 1, 1929 Hole Cutting Machine
Machine for cutting holes in Hewlett type suspension disks for links		 MOORE, JR., Stewart L.
 Manufacturing Locke Insulator Corp.
 1946
U 2,393,549 January 22, 1946 Press Molding Machine
Press for glass land mine production		 MCCREERY, Cecil Wayne
 OI Owens-Illinois Glass Co.

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