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经营范围
发明名称
CLOSE-FITTING HELMET
摘要
申请公布号
CA550788(A)
申请公布日期
1957.12.24
申请号
CAD550788
申请日期
申请人
LEONARD P. FRIEDER
发明人
WALTER S. FINKEN;JACKSON A. AILEO
分类号
主分类号
代理机构
代理人
主权项
地址
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