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2351895
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H01 - BASIC ELECTRIC ELEMENTS
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2347577
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H01 - BASIC ELECTRIC ELEMENTS
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2252118
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H01 - BASIC ELECTRIC ELEMENTS
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2233263
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H01 - BASIC ELECTRIC ELEMENTS
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2226653
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Patent number 2,226,653
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H01 - BASIC ELECTRIC ELEMENTS
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2225259
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Patent number 2,225,259
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H01 - BASIC ELECTRIC ELEMENTS
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2216169
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Patent number 2,216,169
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H01 - BASIC ELECTRIC ELEMENTS
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2170657
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Patent number 2,170,657
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H01 - BASIC ELECTRIC ELEMENTS
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2167201
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Patent number 2,167,201
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H01 - BASIC ELECTRIC ELEMENTS
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2163589
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H01 - BASIC ELECTRIC ELEMENTS
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2157952
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Patent number 2,157,952
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H01 - BASIC ELECTRIC ELEMENTS
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2141080
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Patent number 2,141,080
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H01 - BASIC ELECTRIC ELEMENTS
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2128232
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Patent number 2,128,232
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H01 - BASIC ELECTRIC ELEMENTS
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2128234
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Patent number 2,128,234
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H01 - BASIC ELECTRIC ELEMENTS
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2128236
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Patent number 2,128,236
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Issue date Aug 30, 1938
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H01 - BASIC ELECTRIC ELEMENTS
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Patent number 2,128,235
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H01 - BASIC ELECTRIC ELEMENTS
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Patent number 2,128,231
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Issue date Aug 30, 1938
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2128237
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Patent number 2,128,237
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Issue date Aug 30, 1938
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2128233
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Patent number 2,128,233
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2122538
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2108900
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2108640
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2074253
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2061508
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1304868
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H01 - BASIC ELECTRIC ELEMENTS