发明名称 Spa cover lifter
摘要 A device for removing spa covers and putting them aside while the spa is in use, and returning them to cover the spa after use. This invention lifts the cover in the flat position, then the cover may be rotated clockwise or counter clockwise to uncover the spa for use.
申请公布号 US6665890(B1) 申请公布日期 2003.12.23
申请号 US20030437968 申请日期 2003.05.15
申请人 TEDRICK JOHN 发明人 TEDRICK JOHN
分类号 E04H4/08;(IPC1-7):E04H4/00 主分类号 E04H4/08
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