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Wind turbine blades
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Patent number 10,232,528
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Issue date Mar 19, 2019
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Vestas Wind Systems A/S
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Christopher Boon
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Aircraft skin surface planing
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Patent number 9,186,768
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Issue date Nov 17, 2015
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Lockheed Martin Corporation
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Sean Benjamin Warner
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B24 - GRINDING POLISHING
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3913278
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Patent number 3,913,278
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Issue date Oct 21, 1975
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C14 - SKINS HIDES PELTS LEATHER
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3813819
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Patent number 3,813,819
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Issue date Jun 4, 1974
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C14 - SKINS HIDES PELTS LEATHER
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3146556
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Patent number 3,146,556
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Issue date Sep 1, 1964
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C14 - SKINS HIDES PELTS LEATHER
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2860454
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Patent number 2,860,454
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Issue date Nov 18, 1958
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C14 - SKINS HIDES PELTS LEATHER
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2793475
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Patent number 2,793,475
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Issue date May 28, 1957
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B24 - GRINDING POLISHING
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2573936
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Patent number 2,573,936
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Issue date Nov 6, 1951
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C14 - SKINS HIDES PELTS LEATHER
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2098506
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Patent number 2,098,506
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Issue date Nov 9, 1937
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B24 - GRINDING POLISHING
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2086516
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Patent number 2,086,516
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Issue date Jul 6, 1937
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B24 - GRINDING POLISHING
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1935700
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Patent number 1,935,700
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Issue date Nov 21, 1933
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B24 - GRINDING POLISHING
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1763774
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Patent number 1,763,774
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Issue date Jun 17, 1930
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B24 - GRINDING POLISHING
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1640834
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Patent number 1,640,834
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Issue date Aug 30, 1927
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B24 - GRINDING POLISHING
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1587654
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Patent number 1,587,654
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Issue date Jun 8, 1926
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B24 - GRINDING POLISHING
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1453742
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Patent number 1,453,742
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Issue date May 1, 1923
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B24 - GRINDING POLISHING
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1332929
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Patent number 1,332,929
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Issue date Mar 9, 1920
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B24 - GRINDING POLISHING