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Precision dual annealing apparatus
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Patent number 10,126,053
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Issue date Nov 13, 2018
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International Business Machines Corporation
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Teodor K. Todorov
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F27 - FURNACES KILNS OVENS RETORTS
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Impedance-heated furnace
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Patent number 5,869,810
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Issue date Feb 9, 1999
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Reynolds; Victor
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Victor R. Reynolds
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F27 - FURNACES KILNS OVENS RETORTS
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Continuous firing equipment
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Patent number 4,487,578
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Issue date Dec 11, 1984
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Murata Manufacturing Co., Ltd.
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Kikuo Wakino
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F27 - FURNACES KILNS OVENS RETORTS
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Vacuum electric furnace
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Patent number 4,212,633
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Issue date Jul 15, 1980
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Abar Corporation
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Benjamin A. Kreider
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F27 - FURNACES KILNS OVENS RETORTS
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Hot rolling mill
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Patent number 4,182,146
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Issue date Jan 8, 1980
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Hoesch Werke Aktiengesellschaft
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Hans Wladika
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3879165
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Patent number 3,879,165
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Issue date Apr 22, 1975
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F27 - FURNACES KILNS OVENS RETORTS
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3471135
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Patent number 3,471,135
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Issue date Oct 7, 1969
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F27 - FURNACES KILNS OVENS RETORTS
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2608740
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Issue date Sep 2, 1952
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...