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发明名称
ELECTRIC POWER TOOL
摘要
An electric power tool includes a tool portion, a fuel cell, a power drive source, and a water-holding unit. The water-holding unit holds a reaction water produced in the fuel cell by oxidation reaction between a fuel and an oxidizing agent.
申请公布号
US2011162862(A1)
申请公布日期
2011.07.07
申请号
US20100979675
申请日期
2010.12.28
申请人
MAKITA CORPORATION
发明人
SUZUKI HITOSHI;KASUYA TOSHIYASU;UMEMURA TAKUYA;TAGA HIDEYUKI
分类号
E21B3/00
主分类号
E21B3/00
代理机构
代理人
主权项
地址
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