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3538522
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Issue date Nov 10, 1970
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3522616
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Patent number 3,522,616
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Issue date Aug 4, 1970
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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3335434
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Patent number 3,335,434
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Issue date Aug 15, 1967
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3323149
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Patent number 3,323,149
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3299448
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Patent number 3,299,448
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3230557
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Patent number 3,230,557
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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3167790
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Patent number 3,167,790
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2905953
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Patent number 2,905,953
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2615501
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Patent number 2,615,501
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1602877
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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1589114
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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1529490
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Patent number 1,529,490
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1365223
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Patent number 1,365,223
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1336197
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Patent number 1,336,197
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1302155
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Patent number 1,302,155
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1250086
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Patent number 1,250,086
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1171712
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Patent number 1,171,712
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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1080732
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Patent number 1,080,732
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1068055
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Patent number 1,068,055
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1010261
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Patent number 1,010,261
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885388
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832346
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Patent number 832,346
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771773
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Patent number 771,773
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768209
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Patent number 768,209
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603756
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586531
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553267
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