JIANGXI PROVINCE FENGHE YINGZAO GROUP CO., LTD.
JIANGXI PROVINCE FENGHE YINGZAO GROUP CO., LTD. Patent applications | ||
Patent application number | Title | Published |
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20140196383 | BUILDING FIRE ESCAPE SYSTEM AND REFUGE CHAMBER - A building fire escape system, comprising an auxiliary descending device, the auxiliary descending device being a sliding pole ( | 07-17-2014 |