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经营范围
发明名称
Manufacture of friction bodies
摘要
申请公布号
US1755355(A)
申请公布日期
1930.04.22
申请号
US19260141590
申请日期
1926.10.14
申请人
HANS KATTWINKEL
发明人
KATTWINKEL HANS
分类号
B32B27/00
主分类号
B32B27/00
代理机构
代理人
主权项
地址
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