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发明名称
Centering gauge
摘要
申请公布号
US1846787(A)
申请公布日期
1932.02.23
申请号
US19300483144
申请日期
1930.09.19
申请人
PETER ZETTELMEYER;MRS. M. WEBER;MRS. DR. E. BICHLER;MRS. DR. H. CORSTEN
发明人
BUCHMULLER ALFRED
分类号
主分类号
代理机构
代理人
主权项
地址
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