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Construction blocks
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Patent number 5,058,357
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Issue date Oct 22, 1991
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Advanced Building Technologies
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Bob G. Newsom
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E04 - BUILDING
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Container block
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Patent number 5,035,098
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Issue date Jul 30, 1991
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Advanced Building Technologies, Inc.
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Bob G. Newsom
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E04 - BUILDING
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Construction blocks
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Patent number 4,903,453
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Issue date Feb 27, 1990
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Bob G. Newsom
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E04 - BUILDING
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Construction blocks
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Patent number 4,227,357
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Issue date Oct 14, 1980
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Bobby G. Newsom
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E04 - BUILDING