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3902886
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Patent number 3,902,886
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Issue date Sep 2, 1975
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C05 - FERTILISERS MANUFACTURE THEREOF
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3865240
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Patent number 3,865,240
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Issue date Feb 11, 1975
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3743190
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Patent number 3,743,190
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Issue date Jul 3, 1973
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3725528
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Patent number 3,725,528
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Issue date Apr 3, 1973
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C05 - FERTILISERS MANUFACTURE THEREOF
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3677703
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Patent number 3,677,703
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Issue date Jul 18, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3674558
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Patent number 3,674,558
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Issue date Jul 4, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3674521
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Patent number 3,674,521
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Issue date Jul 4, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3667689
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Patent number 3,667,689
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Issue date Jun 6, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3666513
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Patent number 3,666,513
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Issue date May 30, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3661515
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Patent number 3,661,515
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Issue date May 9, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3655417
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Patent number 3,655,417
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Issue date Apr 11, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3650886
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Patent number 3,650,886
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Issue date Mar 21, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3642437
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Patent number 3,642,437
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Issue date Feb 15, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3635662
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Patent number 3,635,662
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Issue date Jan 18, 1972
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3635744
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Patent number 3,635,744
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Issue date Jan 18, 1972
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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3635408
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Patent number 3,635,408
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Issue date Jan 18, 1972
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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3601378
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Patent number 3,601,378
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Issue date Aug 24, 1971
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3596760
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Patent number 3,596,760
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Issue date Aug 3, 1971
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3589922
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Patent number 3,589,922
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Issue date Jun 29, 1971
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3573943
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Patent number 3,573,943
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Issue date Apr 6, 1971
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3552914
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Patent number 3,552,914
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Issue date Jan 5, 1971
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3547260
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Patent number 3,547,260
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Issue date Dec 15, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3536264
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Patent number 3,536,264
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Issue date Oct 27, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3532460
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Patent number 3,532,460
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Issue date Oct 6, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3532627
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Patent number 3,532,627
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Issue date Oct 6, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3528769
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Patent number 3,528,769
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Issue date Sep 15, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3520655
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Patent number 3,520,655
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Issue date Jul 14, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3510331
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Patent number 3,510,331
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Issue date May 5, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3489586
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Patent number 3,489,586
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Issue date Jan 13, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES