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经营范围
发明名称
DRILLING BOLT HOLES
摘要
Apparatus for use in locating and aligning holes for bolts in bridge parapets and the like consists of a flat plate bearing adjustable guides, adjustable locating means and power-operated clamping means.
申请公布号
ZA7103506(B)
申请公布日期
1972.03.29
申请号
ZA19710003506
申请日期
1971.06.01
申请人
CELMAC AG
发明人
BROWN J
分类号
B23B47/28
主分类号
B23B47/28
代理机构
代理人
主权项
地址
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