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Title:
Elevator maintenance operation equipment
Document Type and Number:
Japanese Patent JP6285844
Kind Code:
B2
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JPS5875261【考案の名称】エレベ-タ-制御回路
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WO/2018/016027SWITCH SIGNAL DIAGNOSTIC DEVICE FOR VERTICAL TRANSPORTATION DEVICES AND MAINTENANCE PLANNING SYSTEM FOR VERTICAL TRANSPORTATION DEVICES
Inventors:
Takayuki Nose
Ichiro Sasaki
Application Number:
JP2014216567A
Publication Date:
February 28, 2018
Filing Date:
October 23, 2014
Export Citation:
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Assignee:
Hitachi Building System Co., Ltd.
International Classes:
B66B5/00
Domestic Patent References:
JP62111881A
JP9227049A
JP5332805B2
JP2009057190A
Attorney, Agent or Firm:
Patent Business Corporation Takewa International Patent Office



 
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