Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Masamichi Kamei0
Date of Patent
July 2, 2024
0Patent Application Number
174333690
Date Filed
November 28, 2019
0Patent Citations
Patent Primary Examiner
CPC Code
Patent abstract
Provided is a multiplex water cutoff wall with a simple structure that can control water infiltration into an interior by way of being provided with multiple water cutoff walls and having a configuration to drain water having infiltrated between the water cutoff walls with a drainage means such as a pump. A plurality of water cutoff walls
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