US PATENT SUBCLASS 460 / 24
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CROP THRESHING OR SEPARATING
(under the class definition) Subject matter for threshing and separating slender, erect plants having delicate flowers, narrow leaves and stem having threadlike fibers.
SEE OR SEARCH CLASS
19, Textiles: Fiber Preparation,
5+, for the liberation of stalk and leaf fibers of plants, particularly subclass 6 which includes means for stripping the seeds or leaves from the plant.