METER VERTICAL PIPE REPLACING DEVICE AND ITS REPLACING METHODPROBLEM TO BE SOLVED: To provide a meter vertical pipe replacing device and its replacing method capable of easily replacing a meter vertical pipe without a blow.SATO MASAKUNI佐藤 将国...
METER VERTICAL PIPE REPLACING DEVICE AND ITS REPLACING METHODPROBLEM TO BE SOLVED: To provide a meter vertical pipe replacing device and its replacing method capable of easily replacing a meter vertical pipe without a blow. ;SOLUTION: The meter vertical pipe replacing device for replacing a meter ...