A DAMPER FOR FIRE PROTECTION OF TRANSFORMER ROOM
The present invention relates to a fire protection damper of a transformer room which is installed on an upper side of a transformer room to open/close an opening. The fire protection damper comprises: a pair of guide rails installed in parallel in a longitudinal direction along the opening at posit...
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Main Authors | , |
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Format | Patent |
Language | English Korean |
Published |
28.12.2021
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Subjects | |
Online Access | Get full text |
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