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发明名称
Method of producing colored asbestos-cement products
摘要
申请公布号
US2123028(A)
申请公布日期
1938.07.05
申请号
US19360085511
申请日期
1936.06.16
申请人
F.L. SMIDTH & COMPANY
发明人
VOGEL-JORGENSEN MIKAEL
分类号
B28B1/42;B28B1/52
主分类号
B28B1/42
代理机构
代理人
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