发明名称 |
AN ECONOMICAL STEEL ROOF TRUSS |
摘要 |
An economical steel roof truss for spanning large areas with unique shapes for maximum in use strength and splicing segments to use lengths that are easily handled and with a design to use minimum thickness metal consistent with loads and assembly costs. |
申请公布号 |
AU6038690(A) |
申请公布日期 |
1991.02.06 |
申请号 |
AU19900060386 |
申请日期 |
1990.07.05 |
申请人 |
GUSTAV M. STROMBACK |
发明人 |
GUSTAV M. STROMBACK |
分类号 |
E04C3/04;E04C3/07;E04C3/11 |
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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