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发明名称
Recording stylus assembly
摘要
申请公布号
US2830867(A)
申请公布日期
1958.04.15
申请号
US19500199272
申请日期
1950.12.05
申请人
KOHN EARL J;ASBURY SR GEORGE FRANKLIN
发明人
KOHN EARL J.;SR. GEORGE FRANKLIN ASBURY,
分类号
G01D15/06
主分类号
G01D15/06
代理机构
代理人
主权项
地址
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