Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Francis Berthon0
Arnaud Cuny0
Date of Patent
January 19, 2010
0Patent Application Number
116799840
Date Filed
February 28, 2007
0Patent Primary Examiner
Patent abstract
This frame (2) comprises a bottom plate (22) which has a base (26) which defines a frame support surface (28) which is directed towards an inner side (I) and a skirt (20) which is intended to receive a covering element (4) and which defines an outer side (E). The bottom plate (22) comprises at least one cell (32) which is open towards the inner side (I). Use in frames for manholes.
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