Title:
エレベータの換気ファンの塵埃除去装置及び塵埃除去方法
Document Type and Number:
Japanese Patent JP5891128
Kind Code:
B2
Inventors:
Akio Nishioka
Kiyoshi Naganuma
Kiyoshi Naganuma
Application Number:
JP2012152757A
Publication Date:
March 22, 2016
Filing Date:
July 06, 2012
Export Citation:
Assignee:
Hitachi Building System Co., Ltd.
International Classes:
B66B11/02; B66B1/06; B66B3/00
Domestic Patent References:
| JP2005255371A | ||||
| JP2009190844A | ||||
| JP4012472U | ||||
| JP2001072347A | ||||
| JP2006213412A |
Attorney, Agent or Firm:
Patent Business Corporation Takewa International Patent Office
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