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Keith Leach
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Abbotsford, CA
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last 30 patents
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Patent Grant
Retaining wall block
Patent number
8,381,478
Issue date
Feb 26, 2013
ACP Manufacturing, Ltd.
Keith Leach
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Patents Applications
last 30 patents
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Patent Application
Retaining wall block
Publication number
20110162314
Publication date
Jul 7, 2011
ACP Manufacturing Ltd.
Keith Leach
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Patent Application
Thin wall veneer brick and manufacturing assembly therefor
Publication number
20110162309
Publication date
Jul 7, 2011
ACP Manufacturing Ltd.
Keith Leach
B28 - WORKING CEMENT, CLAY, OR STONE