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Joerg Marx
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Grapevine, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Masonry block multi-splitting apparatus and method
Patent number
8,763,599
Issue date
Jul 1, 2014
Pavestone, LLC
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Concrete block splitting and pitching apparatus
Patent number
8,136,516
Issue date
Mar 20, 2012
Pavestone, LLC
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Concrete block splitting and pitching apparatus and method
Patent number
8,028,688
Issue date
Oct 4, 2011
Pavestone Company, LLC
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Concrete block splitting and pitching apparatus
Patent number
7,766,002
Issue date
Aug 3, 2010
Pavestone Company, L.P.
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
CONCRETE BLOCK SPLITTING AND PITCHING APPARATUS AND METHOD
Publication number
20100313868
Publication date
Dec 16, 2010
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Concrete block splitting and pitching apparatus and method
Publication number
20080096471
Publication date
Apr 24, 2008
Pavestone Company, L.P.
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Concrete block splitting and pitching apparatus and method
Publication number
20080092870
Publication date
Apr 24, 2008
Pavestone Company, L.P.
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Masonry block multi-splitting apparatus and method
Publication number
20080092869
Publication date
Apr 24, 2008
Pavestone Company, L.P.
William Howard Karau
B28 - WORKING CEMENT, CLAY, OR STONE