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Double cover greenhouse suitable for gardens and farming crops in lower ambient temperatures
专利权人:
Gerald R. Palmer
发明人:
Gerald R. Palmer
申请号:
US16295144
公开号:
US20190297788A1
申请日:
2019.03.07
申请国别(地区):
US
年份:
2019
代理人:
摘要:
The disclosed invention is a greenhouse suitable for growing crops and edible pants which can be used for personal or commercial uses. The embodied invention includes supporting framework and for an inner and outer cover which allows for use in colder environments. A two cover-adjustable system allows the cover to expand as crops grow.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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