Retaining wall block

Details Retaining wall block Retaining wall block

1993-08-18

1994-09-13

Word, A. Hugo

Building units and construction elements

Architectural stock material

Construction block or brick type

Patent

active

D03506118

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Earthbase Dynoblock-Mortarless Self-Interlocking Concrete Units, R & D Interlock International (1989), Inc. Brochure-1989.
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