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经营范围
发明名称
TWO COMBINED SCREWS
摘要
in screws or fasteners it is known two of them have specifically designed holes or indentations in the head for the purpose of inserting the tools used to driv e these screws or fasteners into place.
申请公布号
CA2498629(A1)
申请公布日期
2006.08.22
申请号
CA20052498629
申请日期
2005.02.22
申请人
MULLEADY, JOHN
发明人
MULLEADY, JOHN
分类号
F16B23/00
主分类号
F16B23/00
代理机构
代理人
主权项
地址
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