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发明名称
Method of manufacturing composite sheet material
摘要
申请公布号
US2361682(A)
申请公布日期
1944.10.31
申请号
US19410373283
申请日期
1941.01.06
申请人
JOSEF GRABEC
发明人
GRABEC JOSEF
分类号
B44C1/16
主分类号
B44C1/16
代理机构
代理人
主权项
地址
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