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Cored wire with particulate material
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Patent number 11,525,168
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Issue date Dec 13, 2022
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P.C. Campana, Inc.
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David L. Campana
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Cored wire with particulate material
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Patent number 10,927,425
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Issue date Feb 23, 2021
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P.C. Campana, Inc.
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David L. Campana
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Exothermic cutting torch
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Patent number 7,749,427
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Issue date Jul 6, 2010
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P.C. Campana, Inc.
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Patsie C. Campana, Jr.
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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