发明名称 |
Portable safety skylight replacement assembly |
摘要 |
A portable skylight replacement safety assembly that includes a first and second support frames releasably connected to each other and having a plurality of support handles and support members which extend substantially perpendicularly from the first support frame for supporting the first support frame on and/or over the skylight on a working surface at a predetermined distance.
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申请公布号 |
US8316611(B2) |
申请公布日期 |
2012.11.27 |
申请号 |
US201213354017 |
申请日期 |
2012.01.19 |
申请人 |
ELLIS J. NIGEL;WITTY JOHN |
发明人 |
ELLIS J. NIGEL;WITTY JOHN |
分类号 |
E04B2/72;A47B91/00 |
主分类号 |
E04B2/72 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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