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发明名称
MANUFACTURE OF DRY PRESSED FELT
摘要
申请公布号
CA471433(A)
申请公布日期
1951.02.06
申请号
CAD471433
申请日期
申请人
WOOD CONVERSION COMPANY
发明人
CLARK C. HERITAGE;HENRY E. WALTER
分类号
主分类号
代理机构
代理人
主权项
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