Preparation by alkaline melting of 2-amino-anthraquinones

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    2035459

    • Patent number 2,035,459
    • Issue date Mar 31, 1936
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1997610

    • Patent number 1,997,610
    • Issue date Apr 16, 1935
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1994484

    • Patent number 1,994,484
    • Issue date Mar 19, 1935
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1990954

    • Patent number 1,990,954
    • Issue date Feb 12, 1935
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1975248

    • Patent number 1,975,248
    • Issue date Oct 2, 1934
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1790109

    • Patent number 1,790,109
    • Issue date Jan 27, 1931
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1731800

    • Patent number 1,731,800
    • Issue date Oct 15, 1929
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1580700

    • Patent number 1,580,700
    • Issue date Apr 13, 1926
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1541156

    • Patent number 1,541,156
    • Issue date Jun 9, 1925
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1518051

    • Patent number 1,518,051
    • Issue date Dec 2, 1924
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1509846

    • Patent number 1,509,846
    • Issue date Sep 30, 1924
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    1430277

    • Patent number 1,430,277
    • Issue date Sep 26, 1922
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...