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Method for electric recording
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Patent number 4,358,474
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Issue date Nov 9, 1982
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Sekisui Kagaku Kogyo Kabushiki Kaisha
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Shiro Nakano
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Electric recording material
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Patent number 4,308,314
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Issue date Dec 29, 1981
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Sekisui Kagaku Kogyo Kabushiki Kaisha
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Shiro Nakano
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3593660
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Patent number 3,593,660
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Issue date Jul 20, 1971
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3562003
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Patent number 3,562,003
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Issue date Feb 9, 1971
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3509088
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Patent number 3,509,088
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Issue date Apr 28, 1970
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3283704
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Patent number 3,283,704
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Issue date Nov 8, 1966
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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3151548
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Patent number 3,151,548
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Issue date Oct 6, 1964
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2664043
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Patent number 2,664,043
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Issue date Dec 29, 1953
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2500617
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Patent number 2,500,617
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Issue date Mar 14, 1950
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS