Jeffrey Raymond Goulet,Christopher Mark Thom,David Harold Dillon, JR.,Lisa Renee Spencer,Joseph Edward Gamache
申请号：
US15137374
公开号：
US20170303528A1
申请日:
2016.04.25
申请国别(地区):
US
年份:
2017
代理人:
摘要：
A device for sealing an opening in a structure. The device includes a covering placed over the opening, and an anchor located at an interface between the structure and the covering. The covering is readily penetrable by a bullet or an arrow. Air intake from an environment surrounding the structure is provided into the structure through the interface.
