Patents Assigned to Les Placements Paro Inc.
  • Apparatus for levelling concrete
    Patent number: 4861188
    Abstract: This invention relates to a method and an apparatus for compacting and smoothing freshly poured concrete during the construction of a floor or other flat surface. The apparatus is a screed divided in two portions. The first portion is used to level, compact and remove excess concrete and the second portion allows the screed to float on the freshly poured and soft concrete.
    Type: Grant
    Filed: March 2, 1987
    Date of Patent: August 29, 1989
    Assignee: Les Placements Paro Inc.
    Inventor: Roger Rouillard