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Doctor blade apparatus
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Patent number 5,136,941
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Issue date Aug 11, 1992
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Windmoller and Holscher
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Herbert Lubke
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3882817
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Patent number 3,882,817
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Issue date May 13, 1975
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3688336
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Patent number 3,688,336
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Issue date Sep 5, 1972
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3229662
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Patent number 3,229,662
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Issue date Jan 18, 1966
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3085275
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Patent number 3,085,275
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Issue date Apr 16, 1963
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3079889
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Patent number 3,079,889
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Issue date Mar 5, 1963
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3026842
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Patent number 3,026,842
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Issue date Mar 27, 1962
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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2914788
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Patent number 2,914,788
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Issue date Dec 1, 1959
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2579181
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Patent number 2,579,181
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Issue date Dec 18, 1951
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS