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发明名称
Improvements in adjustable or folding scaffolds or platforms for workmen
摘要
申请公布号
GB338711(A)
申请公布日期
1930.11.27
申请号
GB19290033798
申请日期
1929.11.06
申请人
WILLIAM EDWARD HIGGS;ARTHUR DREW
发明人
分类号
E04G1/34
主分类号
E04G1/34
代理机构
代理人
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地址
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