Building block

Details Building block Building block

2007-09-18

2007-09-18

Zarfas, Louis S. (Department: 2914)

Building units and construction elements

Architectural stock material

Construction block or brick type

CD25S114000, CD25S115000, CD25S118000

Design Patent

active

29240995

CLAIM:
The ornamental design for a building block, as shown and described.

REFERENCES:
patent: 1799014 (1931-03-01), Innes
patent: D159255 (1950-07-01), Decker
patent: D184747 (1959-03-01), Livesay
patent: D467009 (2002-12-01), Agee
patent: D510773 (2005-10-01), Albert

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