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经营范围
发明名称
BUILDING BOARD
摘要
申请公布号
US3691003(A)
申请公布日期
1972.09.12
申请号
USD3691003
申请日期
1970.11.23
申请人
JULIUS W. ELISCHER
发明人
JULIUS W. ELISCHER
分类号
B28B11/04;B28B19/00;E04C2/04;(IPC1-7):B32B3/26;B32B5/18;B32B13/08
主分类号
B28B11/04
代理机构
代理人
主权项
地址
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