Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 27, 2009
Patent Application Number
11130951
Date Filed
May 17, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A constructional system comprises a plurality of building blocks and one or more connectors. In order to propose an improved constructional system, the building block (1) is characterized by a square assembly opening (2) which is surrounded by an assembly funnel (3)(FIG. 1).
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