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发明名称
GYPSUM WALLBOARD-MAKING PROCESS AND PRODUCT
摘要
申请公布号
CA998929(A)
申请公布日期
1976.10.26
申请号
CA19730162045
申请日期
1973.01.25
申请人
UNITED STATES GYPSUM COMPANY
发明人
LONG, WILLIAM J.
分类号
B32B13/08;E04C2/04
主分类号
B32B13/08
代理机构
代理人
主权项
地址
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