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Device for producing metal member
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Patent number 10,071,440
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Issue date Sep 11, 2018
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Komatsu Ltd.
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Yoshitaka Shibata
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3707878
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Patent number 3,707,878
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Issue date Jan 2, 1973
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2405359
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Patent number 2,405,359
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Issue date Aug 6, 1946
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1372559
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Patent number 1,372,559
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Issue date Mar 22, 1921
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS