发明名称 SPADE
摘要 <p>A spade (10) includes a shank (12), a handle (14) coupled to the shank (12), and a blade (16) coupled to the shank (12). A cutting tool (30) such as a saw is coupled to the handle (14), which has an internal channel (40) sized to receive the cutting tool (30).</p>
申请公布号 WO2002100158(A2) 申请公布日期 2002.12.19
申请号 US2002016665 申请日期 2002.05.29
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