Derniers inventions, produits et services
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2019
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Invention
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Systems and methods for handrail cleaning. A system, apparatus, and methods are configured for cl... |
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2018
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Invention
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Systems and methods for handling cleaning. A system for cleaning and conditioning handrails. A cl... |
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2016
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Invention
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Systems and methods for handrail cleaning. A system for cleaning and conditioning handrails. A cl... |
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2012
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Invention
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Elevator life safety gate. A gate below an elevator car which prevents access to an elevator hois... |
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