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经营范围
发明名称
Electrical element and method of producing the same
摘要
申请公布号
US1888762(A)
申请公布日期
1932.11.22
申请号
US19230630596
申请日期
1923.04.07
申请人
THE B. F. GOODRICH COMPANY
发明人
GEER WILLIAM C.
分类号
H01B1/24
主分类号
H01B1/24
代理机构
代理人
主权项
地址
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