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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 = '83') ORDER BY description DESC, date, patent, type

Total of 5 patents found where: Class is '83';

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T / S Patent Date Description Patentee Category Assigned To
U 2,033,827 March 10, 1936 Insulator Forming Machine
Machine to form the underside and recesses between skirts and the petticoats by using a trimming device that can be adjusted to any angle and extend inward as needed
FRENCH, Lucius L.
Manufacturing Porcelain Insulator Corp.
U 2,355,684 August 15, 1944 Insulator Cutting Machine
Machine to automatically trim the profile in insulators in an assembly line process
SKIPPER, Edward M.
Machine Locke Insulator Corp.
U 160,016 February 23, 1875 Improvement in Paper Perforating Machines
Machine for perforating paper glass etching patterns
U 2,290,138 July 14, 1942 Mechanism for Handling Wire Mesh
Machine for handling wire mesh for glass blocks
BRIDGES, Donald A.
OI Owens-Illinois Glass Co.
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.

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