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Bio-oil preservatives
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Patent number 6,485,841
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Issue date Nov 26, 2002
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Ensyn Technologies, Inc.
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Barry Freel
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Method for pressure treating wood
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Patent number 6,426,118
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Issue date Jul 30, 2002
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Coating Development Group, Inc.
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Michael A. Barnisin
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Wood treatment process
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Patent number 6,217,939
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Issue date Apr 17, 2001
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Martin Menz
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Michael Sailer
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Method for treating lumber
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Patent number 5,783,258
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Issue date Jul 21, 1998
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Ronald T. Garapick
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Process for the treatment of wood
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Patent number 4,366,627
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Issue date Jan 4, 1983
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Bror O. Hager
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Process for treatment of wood
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Patent number 4,305,978
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Issue date Dec 15, 1981
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Bror O. Hager
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Process for treatment of wood
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Patent number 3,995,077
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Issue date Nov 30, 1976
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Hager Aktiebolag
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Bror Olof Hager
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3881940
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Patent number 3,881,940
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Issue date May 6, 1975
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3460979
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Patent number 3,460,979
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Issue date Aug 12, 1969
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3023125
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Patent number 3,023,125
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Issue date Feb 27, 1962
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2433363
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Patent number 2,433,363
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Issue date Dec 30, 1947
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2433364
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Patent number 2,433,364
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Issue date Dec 30, 1947
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2433365
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Patent number 2,433,365
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Issue date Dec 30, 1947
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2430641
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Patent number 2,430,641
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Issue date Nov 11, 1947
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2419212
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Patent number 2,419,212
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Issue date Apr 22, 1947
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2363244
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Patent number 2,363,244
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Issue date Nov 21, 1944
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2341161
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Patent number 2,341,161
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Issue date Feb 8, 1944
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2195413
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Patent number 2,195,413
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Issue date Apr 2, 1940
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2174258
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Patent number 2,174,258
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Issue date Sep 26, 1939
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2123899
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Patent number 2,123,899
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Issue date Jul 19, 1938
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2114381
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Patent number 2,114,381
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Issue date Apr 19, 1938
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2081828
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Patent number 2,081,828
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Issue date May 25, 1937
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2054400
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Patent number 2,054,400
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Issue date Sep 15, 1936
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...