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发明名称
Asbestos-cement structural sheet
摘要
申请公布号
US3224205(A)
申请公布日期
1965.12.21
申请号
US19620220210
申请日期
1962.08.29
申请人
JOHNS-MANVILLE CORPORATION
发明人
GREINER NORMAN S.;FRENCH CLAYTON V.
分类号
B28B1/52;E04D3/32
主分类号
B28B1/52
代理机构
代理人
主权项
地址
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