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Non-asbestos friction materials
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Patent number 6,596,789
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Issue date Jul 22, 2003
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Nisshinbo Industries, Inc.
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Tomoki Nakamura
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3884882
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Patent number 3,884,882
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Issue date May 20, 1975
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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2578214
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Patent number 2,578,214
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Issue date Dec 11, 1951
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...