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Variable-diameter wheel
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Patent number 9,180,733
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Issue date Nov 10, 2015
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OTO Melara S.p.A.
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Guido Roberto Sgherri
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B60 - VEHICLES IN GENERAL
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2785927
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Issue date Mar 19, 1957
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B60 - VEHICLES IN GENERAL
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2454407
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Issue date Nov 23, 1948
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B60 - VEHICLES IN GENERAL
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2250713
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Issue date Jul 29, 1941
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B60 - VEHICLES IN GENERAL
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1450626
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Issue date Apr 3, 1923
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B60 - VEHICLES IN GENERAL
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1404767
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Patent number 1,404,767
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Issue date Jan 31, 1922
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B60 - VEHICLES IN GENERAL
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1389822
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Patent number 1,389,822
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Issue date Sep 6, 1921
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B60 - VEHICLES IN GENERAL