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Gas detector
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Patent number D297317
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Issue date Aug 23, 1988
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Dicon Systems Limited
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Stephen C. Taylor
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D10 - Measuring, testing, or signalling instruments
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Smoke detector chamber
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Patent number D297318
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Issue date Aug 23, 1988
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Dicon Systems Limited
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Stephen C. Taylor
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D10 - Measuring, testing, or signalling instruments
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Smoke detector base
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Patent number D297270
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Issue date Aug 16, 1988
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Dicon Systems Limited
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Stephen C. Taylor
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D10 - Measuring, testing, or signalling instruments
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Smoke detector cover with light
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Patent number D297219
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Issue date Aug 16, 1988
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Dicon Systems Limited
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Stephen C. Taylor
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D10 - Measuring, testing, or signalling instruments