发明名称 |
Adjustable metal beam |
摘要 |
A fabricated metal lintel or verandal beam is disclosed of a kind having top and bottom chords linked by appropriate web or station-like members. At least in one end there is a telescopic extension of the chord length whereby the effective span of the beam can be increased.
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申请公布号 |
NZ337487(A) |
申请公布日期 |
2002.06.28 |
申请号 |
NZ19990337487 |
申请日期 |
1999.08.30 |
申请人 |
FLETCHER BUILDING HOLDINGS LIMITED |
发明人 |
MCCALLUM, BARRIE ALAN JOHN |
分类号 |
E04C3/04;E04C3/08;(IPC1-7):E04C3/04 |
主分类号 |
E04C3/04 |
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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