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Fibers of ionic thermoplastic polymers
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Patent number 4,226,751
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Issue date Oct 7, 1980
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Exxon Research and Engineering Co.
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Robert D. Lundberg
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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3924033
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Patent number 3,924,033
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Issue date Dec 2, 1975
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D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
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3046259
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Patent number 3,046,259
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Issue date Jul 24, 1962
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3041318
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Patent number 3,041,318
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Issue date Jun 26, 1962
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...