using a tool controlled by a photoelectric scanning device

Patents Grantslast 30 patents

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    Dual input engraving apparatus for producing engravings by multiple...

    • Patent number 5,282,047
    • Issue date Jan 25, 1994
    • Akira Suzuki
    • B44 - DECORATIVE ARTS
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    Apparatus for engraving images

    • Patent number 5,232,321
    • Issue date Aug 3, 1993
    • Akira Suzuki
    • B44 - DECORATIVE ARTS
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    Method for graving printing forms

    • Patent number 4,975,784
    • Issue date Dec 4, 1990
    • Dr. Ing. Rudolf Hell GmbH
    • Benito Sciarretta
    • B44 - DECORATIVE ARTS
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    Apparatus for making electronic circuit boards

    • Patent number 4,635,368
    • Issue date Jan 13, 1987
    • Michael G. Golden
    • B44 - DECORATIVE ARTS
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    Forming a simulated halftone picture

    • Patent number 4,618,523
    • Issue date Oct 21, 1986
    • Kabushiki Gaisha Waizen
    • Masao Yoshida
    • B44 - DECORATIVE ARTS
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    Liquid cooled cathode ray tube assembly for video image projection...

    • Patent number 4,612,582
    • Issue date Sep 16, 1986
    • Electronic Systems Products Inc.
    • Arthur R. Tucker
    • B44 - DECORATIVE ARTS
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    Screen gravure engraving system for electromechanical engravers

    • Patent number 4,612,584
    • Issue date Sep 16, 1986
    • Gravure Research Institute, Inc.
    • Harvey F. George
    • B44 - DECORATIVE ARTS
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    Engraving apparatus and method

    • Patent number 4,438,460
    • Issue date Mar 20, 1984
    • Lester W. Buechler
    • B44 - DECORATIVE ARTS
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    Electronic engraving system

    • Patent number 4,052,739
    • Issue date Oct 4, 1977
    • Matsushita Electric Industrial Co., Ltd.
    • Masanobu Wada
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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    3886847

    • Patent number 3,886,847
    • Issue date Jun 3, 1975
    • B44 - DECORATIVE ARTS
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    3716668

    • Patent number 3,716,668
    • Issue date Feb 13, 1973
    • B44 - DECORATIVE ARTS
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    3552002

    • Patent number 3,552,002
    • Issue date Jan 5, 1971
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    3479452

    • Patent number 3,479,452
    • Issue date Nov 18, 1969
    • B44 - DECORATIVE ARTS
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    3425303

    • Patent number 3,425,303
    • Issue date Feb 4, 1969
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    3423590

    • Patent number 3,423,590
    • Issue date Jan 21, 1969
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    3209687

    • Patent number 3,209,687
    • Issue date Oct 5, 1965
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    3202024

    • Patent number 3,202,024
    • Issue date Aug 24, 1965
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    3194881

    • Patent number 3,194,881
    • Issue date Jul 13, 1965
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    3075042

    • Patent number 3,075,042
    • Issue date Jan 22, 1963
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    2874479

    • Patent number 2,874,479
    • Issue date Feb 24, 1959
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    1933792

    • Patent number 1,933,792
    • Issue date Nov 7, 1933
    • B44 - DECORATIVE ARTS
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    1914258

    • Patent number 1,914,258
    • Issue date Jun 13, 1933
    • B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents