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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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High retention wood preservative composition
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Patent number 4,143,010
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Issue date Mar 6, 1979
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Canadian Patents and Development Limited
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Jaromir R. Rak
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3930025
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Patent number 3,930,025
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Issue date Dec 30, 1975
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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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3846114
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Patent number 3,846,114
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Issue date Nov 5, 1974
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C07 - ORGANIC CHEMISTRY
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3692469
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Patent number 3,692,469
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Issue date Sep 19, 1972
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3617314
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Patent number 3,617,314
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Issue date Nov 2, 1971
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3600408
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Patent number 3,600,408
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Issue date Aug 17, 1971
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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3574855
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Patent number 3,574,855
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Issue date Apr 13, 1971
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3546299
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Patent number 3,546,299
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Issue date Dec 8, 1970
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C07 - ORGANIC CHEMISTRY
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3378381
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Patent number 3,378,381
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Issue date Apr 16, 1968
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3369921
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Patent number 3,369,921
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Issue date Feb 20, 1968
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3305298
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Patent number 3,305,298
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Issue date Feb 21, 1967
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3261745
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Patent number 3,261,745
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Issue date Jul 19, 1966
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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3132071
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Patent number 3,132,071
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Issue date May 5, 1964
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3053730
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Patent number 3,053,730
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Issue date Sep 11, 1962
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3049471
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Patent number 3,049,471
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Issue date Aug 14, 1962
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...