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Laurian Dobrota
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Tigard, OR, US
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Patents Grants
last 30 patents
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Patent Grant
Compacting techniques for forming lightweight concrete building blocks
Patent number
8,252,221
Issue date
Aug 28, 2012
Lacuna Inc.
Franklin David Davies
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Compactable mold for forming building blocks
Patent number
7,988,123
Issue date
Aug 2, 2011
Lacuna Inc.
Franklin David Davies
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
Compacting techniques for forming lightweight concrete building blocks
Publication number
20080157430
Publication date
Jul 3, 2008
Apex Construction Systems, Inc.
Franklin David Davies
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Compactable mold for forming building blocks
Publication number
20080160126
Publication date
Jul 3, 2008
Apex Construction Systems, Inc.
Franklin David Davies
B28 - WORKING CEMENT, CLAY, OR STONE