Inventor

KAWAFUJI TAKAYUKI

JP2 patents

Patents

2 patents

US5035539AJul 30, 1991

Liner for pipeline repair and method for repairing pipelines

TOA GROUT KOGYO CO46 citations87

US5096332AMar 17, 1992

Method for water leakage prevention in pipeline and liner for water leakage prevention

TOA GROUT KOGYO CO15 citations66