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发明名称
Method and machinery for the manufacture of acoustical board and the like
摘要
申请公布号
US1904285(A)
申请公布日期
1933.04.18
申请号
US19290391088
申请日期
1929.09.07
申请人
JOHNS-MANVILLE CORPORATION
发明人
FARLEY FRANCIS S.
分类号
D21J1/00
主分类号
D21J1/00
代理机构
代理人
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