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Buildings
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Patent number 4,663,897
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Issue date May 12, 1987
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Alan H. Ridett
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E04 - BUILDING
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Guard-house of improved type
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Patent number 4,555,991
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Issue date Dec 3, 1985
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C.P.M. S.p.A. Impianti Industriali
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Gianfranco Bellezza
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3921354
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Patent number 3,921,354
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Issue date Nov 25, 1975
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E04 - BUILDING
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3791080
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Patent number 3,791,080
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Issue date Feb 12, 1974
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3729875
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Patent number 3,729,875
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Issue date May 1, 1973
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E04 - BUILDING
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3645052
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Patent number 3,645,052
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Issue date Feb 29, 1972
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E04 - BUILDING
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3633325
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Patent number 3,633,325
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Issue date Jan 11, 1972
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E04 - BUILDING
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3600865
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Patent number 3,600,865
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Issue date Aug 24, 1971
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E04 - BUILDING
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3599378
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Patent number 3,599,378
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Issue date Aug 17, 1971
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E03 - WATER SUPPLY SEWERAGE
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3597513
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Patent number 3,597,513
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Issue date Aug 3, 1971
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E04 - BUILDING
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3514909
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Patent number 3,514,909
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Issue date Jun 2, 1970
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E04 - BUILDING
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3452493
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Patent number 3,452,493
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Issue date Jul 1, 1969
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E04 - BUILDING
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3436052
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Patent number 3,436,052
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Issue date Apr 1, 1969
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E04 - BUILDING
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3395407
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Patent number 3,395,407
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Issue date Aug 6, 1968
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E04 - BUILDING