Title:
【発明の名称】水閘用止水栓およびその製造方法
Document Type and Number:
Japanese Patent JP2580260
Kind Code:
B2
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Inventors:
KANBAYASHI YASUAKI
WATANABE YOSHITANE
WATANABE YOSHITANE
Application Number:
JP14269188A
Publication Date:
February 12, 1997
Filing Date:
June 11, 1988
Export Citation:
Assignee:
TAKAHA KIZAI KK
International Classes:
E02B11/00; E02B13/02; F16K3/28; (IPC1-7): E02B11/00; E02B13/02; F16K3/28
Domestic Patent References:
| JP61140267U | ||||
| JP6122965U | ||||
| JP6212050U |
Attorney, Agent or Firm:
Takao Watanuki (1 outside)