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Class Number Class Name Patents
D30 Animal husbandry 6,584
449 Bee culture 376
452 Butchering 6,373
460 Crop threshing or separating 2,485
168 Farriery 565
43 Fishing, trapping, and vermin destroying 17,986
56 Harvesters 18,163
800 Multicellular living organisms and unmodified parts thereof and related processes 66,314
47 Plant husbandry 13,997
504 Plant protecting and regulating compositions 29,927
111 Planting 5,841
PLT Plants 20,605
131 Tobacco 12,727
D27 Tobacco and smokers' supplies 2,623
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