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Stair lift
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Patent number 10,981,753
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Issue date Apr 20, 2021
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Hiroshi Chida
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B66 - HOISTING LIFTING HAULING
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3187128
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Patent number 3,187,128
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Issue date Jun 1, 1965
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B66 - HOISTING LIFTING HAULING
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1024943
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Patent number 1,024,943
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Issue date Apr 30, 1912
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B66 - HOISTING LIFTING HAULING
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1016014
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Patent number 1,016,014
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Issue date Jan 30, 1912
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B66 - HOISTING LIFTING HAULING
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975828
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Patent number 975,828
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Issue date Nov 15, 1910
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B66 - HOISTING LIFTING HAULING
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703548
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Patent number 703,548
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Issue date Jul 1, 1902
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B66 - HOISTING LIFTING HAULING
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437484
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Patent number 437,484
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Issue date Sep 30, 1890
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B66 - HOISTING LIFTING HAULING
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412059
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Patent number 412,059
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Issue date Oct 1, 1889
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B66 - HOISTING LIFTING HAULING
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276849
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Patent number 276,849
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Issue date May 1, 1883
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B66 - HOISTING LIFTING HAULING
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275657
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Patent number 275,657
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Issue date Apr 10, 1883
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B66 - HOISTING LIFTING HAULING
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229606
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Patent number 229,606
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Issue date Jul 6, 1880
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B66 - HOISTING LIFTING HAULING
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167560
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Patent number 167,560
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Issue date Sep 7, 1875
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B66 - HOISTING LIFTING HAULING