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Metathesis polymerization of cycloolefins
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Patent number 5,064,919
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Issue date Nov 12, 1991
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Hercules Incorporated
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Shigeyoshi Hara
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Metathesis polymerized copolymer
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Patent number 5,006,616
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Issue date Apr 9, 1991
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Hercules Incorporated
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Shigeyoshi Hara
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Metathesis polymerized copolymer
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Patent number 4,923,943
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Issue date May 8, 1990
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Hercules Incorporated
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Shigeyoshi Hara
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Semipermeable composite membrane
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Patent number 4,353,802
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Issue date Oct 12, 1982
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Teijin Limited
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Shigeyoshi Hara
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Semipermeable composite membrane
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Patent number 4,302,336
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Issue date Nov 24, 1981
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Teijin Limited
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Takeyuki Kawaguchi
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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