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经营范围
发明名称
Cellular material and method of making same
摘要
申请公布号
US2045099(A)
申请公布日期
1936.06.23
申请号
US19320624294
申请日期
1932.07.23
申请人
JOHNS-MANVILLE CORPORATION
发明人
POND THOMAS C.
分类号
C04B28/04
主分类号
C04B28/04
代理机构
代理人
主权项
地址
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