专利名称：VALVE LOCKOUT
九年级英语视频发明人：Steven K. Neu
申请号：US16662892
申请日：20191024凯蒂 佩里
公开号：US20200132215A1
公开日：
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20200430
专利内容由知识产权出版社提供
专利附图：
长脸适合的发型摘要：The prent disclosure relates to valve lockout systems, including valve lockout systems for u with an actuator and butterfly valves. The lockout system allows新视野大学英语第一册答案
陈规
controlled access to operation of the valve, either to prevent intentional or unintentional operation of the valve. Thus, the lockout system prevents the unauthorized opening or
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closing of the valve. The lockout system includes a lockout plate in which a lockout bar is positioned. The lockout bar includes a surface containing a recess. Depending upon the location of the recess the valve shaft can be opened or clod.专四考试时间几点到几点
申请人：DeZURIK, Inc.
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地址：Sartell MN US
国籍：US
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