2016
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Invention
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Nodal point pressure-equalising device of steel rope sets for elevator. A nodal point pressure-eq... |
2014
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Invention
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Six nodal point pressure-equalising device of steel rope sets for elevator. Disclosed is a six no... |
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Invention
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Five nodal point pressure-equalising device of steel rope sets for elevator. Disclosed is a five ... |
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Invention
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Symmetrically distributed four nodal point pressure-equalising device of steel rope sets for elev... |
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Invention
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Two nodal point pressure-equalising device of steel rope sets for elevator. Disclosed is a two no... |
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Invention
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Three nodal point pressure-equalising device of steel rope sets for elevator. Disclosed is a thre... |