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经营范围
发明名称
UNIT FOR BORING OPENINGS
摘要
申请公布号
YU54681(A)
申请公布日期
1983.06.30
申请号
YU19810000546
申请日期
1981.03.04
申请人
FISCHER ARTUR
发明人
FISCHER ARTUR;FISCHER ARTUR
分类号
B28D1/14;B23B31/00;B23B51/00;(IPC1-7):B28D1/14
主分类号
B28D1/14
代理机构
代理人
主权项
地址
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