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Paper for serving cable cores
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Patent number 4,123,593
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Issue date Oct 31, 1978
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Hoechst Aktiengesellschaft
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Hans W. Dorr
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3914357
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Patent number 3,914,357
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Issue date Oct 21, 1975
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3844860
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Patent number 3,844,860
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Issue date Oct 29, 1974
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H01 - BASIC ELECTRIC ELEMENTS
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3706838
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Patent number 3,706,838
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Issue date Dec 19, 1972
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H01 - BASIC ELECTRIC ELEMENTS
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3703034
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Patent number 3,703,034
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Issue date Nov 21, 1972
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H01 - BASIC ELECTRIC ELEMENTS
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3639567
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Patent number 3,639,567
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Issue date Feb 1, 1972
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3525798
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Patent number 3,525,798
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Issue date Aug 25, 1970
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H01 - BASIC ELECTRIC ELEMENTS
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3521299
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Patent number 3,521,299
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Issue date Jul 21, 1970
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H01 - BASIC ELECTRIC ELEMENTS
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2518454
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Patent number 2,518,454
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Issue date Aug 15, 1950
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H01 - BASIC ELECTRIC ELEMENTS
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2385558
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Patent number 2,385,558
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Issue date Sep 25, 1945
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H01 - BASIC ELECTRIC ELEMENTS