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Smoke detector
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Patent number D392573
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Issue date Mar 24, 1998
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Simplex Time Recorder Company
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Timothy C. Repp
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D10 - Measuring, testing, or signalling instruments
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Smoke detector
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Patent number D388351
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Issue date Dec 30, 1997
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Simplex Time Recorder Company
-
Timothy C. Repp
-
D10 - Measuring, testing, or signalling instruments
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Smoke detector
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Patent number D388352
-
Issue date Dec 30, 1997
-
Simplex Time Recorder Company
-
Timothy C. Repp
-
D10 - Measuring, testing, or signalling instruments
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Grille for a smoke detector
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Patent number D383407
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Issue date Sep 9, 1997
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Simplex Time Recorder Company
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Timothy C. Repp
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D10 - Measuring, testing, or signalling instruments