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经营范围
发明名称
Hard grainless fiber product and process of manufacture
摘要
申请公布号
US1789825(A)
申请公布日期
1931.01.20
申请号
US19280285065
申请日期
1928.06.13
申请人
MASONITE CORPORATION
发明人
MASON WILLIAM H.
分类号
C22B1/16;D21J1/00
主分类号
C22B1/16
代理机构
代理人
主权项
地址
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