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Wood crusher
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Patent number 7,681,816
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Issue date Mar 23, 2010
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Hitachi Construction Machinery Co., Ltd.
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Masamichi Tanaka
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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Wood crusher and wood treating method
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Patent number 7,258,293
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Issue date Aug 21, 2007
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Hitachi Construction Machinery Co., Ltd.
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Masamichi Tanaka
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...