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Title:
【考案の名称】管路用水閘
Document Type and Number:
Japanese Patent JP2605539
Kind Code:
Y2
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JPS6053231[Title of the Invention] A flexible pipe and a manufacturing method for the same of fluid permeability
Inventors:
Keisuke Tsuyama
Application Number:
JP6632293U
Publication Date:
July 24, 2000
Filing Date:
December 13, 1993
Export Citation:
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Assignee:
Daisan Industry Co., Ltd.
International Classes:
E02B11/00; (IPC1-7): E02B11/00
Domestic Patent References:
JP165327U
Attorney, Agent or Firm:
Naotaka Ide (1 person outside)



 
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