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Signal receiving apparatus
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Patent number 7,319,381
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Issue date Jan 15, 2008
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Alps Electric Co., Ltd.
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Etsuya Shibata
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B60 - VEHICLES IN GENERAL
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Transit vehicle door system
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Patent number 6,141,908
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Issue date Nov 7, 2000
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Westinghouse Air Brake Company
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Scott N. Bowen
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B60 - VEHICLES IN GENERAL
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Issue date Jan 5, 1971
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B60 - VEHICLES IN GENERAL
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B60 - VEHICLES IN GENERAL