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经营范围
发明名称
SCHACHTBOHRMASCHINE.
摘要
申请公布号
DE3481930(D1)
申请公布日期
1990.05.17
申请号
DE19843481930
申请日期
1984.01.25
申请人
HARRISON WESTERN CORP., LAKEWOOD, COL., US
发明人
SNYDER, LARRY LYNN, GOLDEN, COLORADO 80403, US
分类号
E21D1/06;(IPC1-7):E21D1/06
主分类号
E21D1/06
代理机构
代理人
主权项
地址
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