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Control panel for elevator systems
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Patent number D268668
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Issue date Apr 19, 1983
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Otis Elevator Company
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Ernest M. Bevilaqua
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D13 - Equipment for production, distribution, or transformation of energy
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Control panel for elevator systems
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Patent number D268025
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Issue date Feb 22, 1983
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Otis Elevator Company
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Ernest M. Bevilaqua
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D13 - Equipment for production, distribution, or transformation of energy
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Control panel for elevator systems
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Patent number D268026
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Issue date Feb 22, 1983
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Otis Elevator Company
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Ernest M. Bevilaqua
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D13 - Equipment for production, distribution, or transformation of energy
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Control panel for elevator systems
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Patent number D267870
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Issue date Feb 8, 1983
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Otis Elevator Company
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Ernest M. Bevilaqua
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D13 - Equipment for production, distribution, or transformation of energy
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