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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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H01 - BASIC ELECTRIC ELEMENTS
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925564
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H01 - BASIC ELECTRIC ELEMENTS
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882619
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H01 - BASIC ELECTRIC ELEMENTS
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876112
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H01 - BASIC ELECTRIC ELEMENTS
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858482
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Patent number 858,482
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H01 - BASIC ELECTRIC ELEMENTS
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844761
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Patent number 844,761
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H01 - BASIC ELECTRIC ELEMENTS
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837334
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Patent number 837,334
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H01 - BASIC ELECTRIC ELEMENTS
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835169
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Patent number 835,169
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H01 - BASIC ELECTRIC ELEMENTS
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830752
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Patent number 830,752
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H01 - BASIC ELECTRIC ELEMENTS
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823651
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Patent number 823,651
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H01 - BASIC ELECTRIC ELEMENTS
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815309
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Patent number 815,309
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H01 - BASIC ELECTRIC ELEMENTS
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803455
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Patent number 803,455
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H01 - BASIC ELECTRIC ELEMENTS
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802056
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Patent number 802,056
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H01 - BASIC ELECTRIC ELEMENTS
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796486
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Patent number 796,486
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H01 - BASIC ELECTRIC ELEMENTS
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788227
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Patent number 788,227
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H01 - BASIC ELECTRIC ELEMENTS
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786856
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Patent number 786,856
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H01 - BASIC ELECTRIC ELEMENTS
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768342
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Patent number 768,342
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H01 - BASIC ELECTRIC ELEMENTS
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756131
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Patent number 756,131
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H01 - BASIC ELECTRIC ELEMENTS
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730961
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Patent number 730,961
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H01 - BASIC ELECTRIC ELEMENTS
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627968
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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575540
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H01 - BASIC ELECTRIC ELEMENTS