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发明名称
Siktplatta för pappersmassa
摘要
申请公布号
FI17850(A)
申请公布日期
1937.12.10
申请号
FID17850
申请日期
1935.09.20
申请人
WILLIAM A HARDY & SONS COMPANY
发明人
DUSTAN FRANK
分类号
D21D5/16;(IPC1-7):D21D5/16
主分类号
D21D5/16
代理机构
代理人
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地址
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