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Pouring apparatus
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Patent number 11,331,720
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Issue date May 17, 2022
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Sintokogio, Ltd.
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Tadashi Nishida
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B22 - CASTING POWDER METALLURGY
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Container
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Patent number 7,204,954
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Issue date Apr 17, 2007
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Hoei Shokai Co., Ltd.
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Hitoshi Mizuno
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F27 - FURNACES KILNS OVENS RETORTS
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2659120
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Patent number 2,659,120
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Issue date Nov 17, 1953
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B22 - CASTING POWDER METALLURGY
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2447747
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Patent number 2,447,747
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Issue date Aug 24, 1948
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B22 - CASTING POWDER METALLURGY
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1915635
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Patent number 1,915,635
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Issue date Jun 27, 1933
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B22 - CASTING POWDER METALLURGY
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1873549
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Patent number 1,873,549
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Issue date Aug 23, 1932
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B22 - CASTING POWDER METALLURGY
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1399532
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Patent number 1,399,532
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Issue date Dec 6, 1921
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B22 - CASTING POWDER METALLURGY
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1344688
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Patent number 1,344,688
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Issue date Jun 29, 1920
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B22 - CASTING POWDER METALLURGY
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1301172
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Patent number 1,301,172
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Issue date Apr 22, 1919
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B22 - CASTING POWDER METALLURGY
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1228665
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Patent number 1,228,665
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Issue date Jun 5, 1917
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B22 - CASTING POWDER METALLURGY
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1156236
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Patent number 1,156,236
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Issue date Oct 12, 1915
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B22 - CASTING POWDER METALLURGY
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553055
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Patent number 553,055
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Issue date Jan 14, 1896
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B22 - CASTING POWDER METALLURGY
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377747
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Patent number 377,747
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Issue date Feb 14, 1888
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B22 - CASTING POWDER METALLURGY
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361352
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Patent number 361,352
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Issue date Apr 19, 1887
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B22 - CASTING POWDER METALLURGY
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357958
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Patent number 357,958
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Issue date Feb 15, 1887
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B22 - CASTING POWDER METALLURGY
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259282
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Patent number 259,282
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Issue date Jun 6, 1882
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B22 - CASTING POWDER METALLURGY
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216354
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Patent number 216,354
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Issue date Jun 10, 1879
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B22 - CASTING POWDER METALLURGY
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209223
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Patent number 209,223
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Issue date Oct 22, 1878
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B22 - CASTING POWDER METALLURGY
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191128
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Patent number 191,128
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Issue date May 22, 1877
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B22 - CASTING POWDER METALLURGY