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发明名称
Wall or ceiling panel
摘要
申请公布号
US2630604(A)
申请公布日期
1953.03.10
申请号
US19500178770
申请日期
1950.08.11
申请人
MARSH SR ALVIN C
发明人
SR. ALVIN C. MARSH,
分类号
E04F13/16
主分类号
E04F13/16
代理机构
代理人
主权项
地址
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