Improved means and method for lining underground pipes using a spirally wound plastic strip
A Standard patent application filed on 05 February 1998 credited to Menzel, Stanley William Otto
Details
Application number :
57422
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Improved means and method for lining underground pipes using a spirally wound plastic strip