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发明名称
Mast.
摘要
申请公布号
CH243914(A)
申请公布日期
1946.08.15
申请号
CHD243914
申请日期
1944.07.11
申请人
MACGREGOR,ARCHIBALD STUART
发明人
STUART MACGREGOR,ARCHIBALD
分类号
E04H12/08
主分类号
E04H12/08
代理机构
代理人
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