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Intermittent paper feed mechanism
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Patent number 4,349,287
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Issue date Sep 14, 1982
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Seikosha Co., Ltd.
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Yoshinori Chida
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1873293
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Patent number 1,873,293
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Issue date Aug 23, 1932
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1834938
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Patent number 1,834,938
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Issue date Dec 8, 1931
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...