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3874998
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Patent number 3,874,998
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Issue date Apr 1, 1975
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3810817
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Patent number 3,810,817
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Issue date May 14, 1974
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3549487
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Patent number 3,549,487
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Issue date Dec 22, 1970
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3440137
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Patent number 3,440,137
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Issue date Apr 22, 1969
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3329561
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Patent number 3,329,561
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Issue date Jul 4, 1967
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3232828
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Patent number 3,232,828
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Issue date Feb 1, 1966
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3184374
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Patent number 3,184,374
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Issue date May 18, 1965
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3013606
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Patent number 3,013,606
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Issue date Dec 19, 1961
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2728237
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Patent number 2,728,237
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Issue date Dec 27, 1955
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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2727442
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Patent number 2,727,442
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Issue date Dec 20, 1955
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2699709
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Patent number 2,699,709
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Issue date Jan 18, 1955
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2432238
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Patent number 2,432,238
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Issue date Dec 9, 1947
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2360773
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Patent number 2,360,773
-
Issue date Oct 17, 1944
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2252890
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Patent number 2,252,890
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Issue date Aug 19, 1941
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2217373
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Patent number 2,217,373
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Issue date Oct 8, 1940
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2206348
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Patent number 2,206,348
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Issue date Jul 2, 1940
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2202032
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Patent number 2,202,032
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Issue date May 28, 1940
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2175765
-
Patent number 2,175,765
-
Issue date Oct 10, 1939
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2128269
-
Patent number 2,128,269
-
Issue date Aug 30, 1938
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2124028
-
Patent number 2,124,028
-
Issue date Jul 19, 1938
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2102004
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Patent number 2,102,004
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Issue date Dec 14, 1937
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2095378
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Patent number 2,095,378
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Issue date Oct 12, 1937
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE