Title:
It is an unusual detection system in a water level abnormality detection apparatus and a water level.
Document Type and Number:
Japanese Patent JP6084467
Kind Code:
B2
Inventors:
Hiroshi Sohei
Application Number:
JP2013007671A
Publication Date:
February 22, 2017
Filing Date:
January 18, 2013
Export Citation:
Assignee:
METAWATER Co., Ltd.
International Classes:
G08B21/00; E03B1/00; G05B23/02; G08B25/08
Domestic Patent References:
| JP58164839A | ||||
| JP2004094783A | ||||
| JP2004272506A | ||||
| JP2008058052A | ||||
| JP2001184579A | ||||
| JP60145322U | ||||
| JP9158307A | ||||
| JP2011008627A |
Foreign References:
| US6147614 |
Attorney, Agent or Firm:
Hiroaki Sakai