Dust-collecting unit and electric tool having the same | Patent Publication Number 20070034064

US 20070034064 A1
Patent Number-
Application Number11502438
Filled DateAug 11, 2006
Priority DateAug 11, 2006
Publication DateFeb 15, 2007
Original Assignee
Current AssigneeHitachi Ltd.
Inventor/ApplicantsKenichi Matsunaga
Tomomasa Nishikawa
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