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Concrete forming system
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Patent number 6,279,281
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Issue date Aug 28, 2001
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Ho San Lee
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Adjustable hanger
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Patent number 4,846,433
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Issue date Jul 11, 1989
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Dayton Superior Corporation
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Peter D. Courtois
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Reusable spanner bar
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Patent number 3,945,168
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Issue date Mar 23, 1976
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Hambro Structural Systems Limited
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Ernest O. Butts
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E04 - BUILDING
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3900182
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Patent number 3,900,182
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Issue date Aug 19, 1975
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E04 - BUILDING
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3855375
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Patent number 3,855,375
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Issue date Dec 17, 1974
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E04 - BUILDING
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3845594
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Patent number 3,845,594
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Issue date Nov 5, 1974
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E04 - BUILDING
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3841597
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Patent number 3,841,597
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Issue date Oct 15, 1974
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E04 - BUILDING
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3819143
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Patent number 3,819,143
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Issue date Jun 25, 1974
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E04 - BUILDING
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3818083
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Patent number 3,818,083
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Issue date Jun 18, 1974
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E04 - BUILDING
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3004321
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Patent number 3,004,321
-
Issue date Oct 17, 1961
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E04 - BUILDING
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2949982
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Patent number 2,949,982
-
Issue date Aug 23, 1960
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E04 - BUILDING
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2866252
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Patent number 2,866,252
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Issue date Dec 30, 1958
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E04 - BUILDING
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2557693
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Patent number 2,557,693
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Issue date Jun 19, 1951
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E04 - BUILDING