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Patent For Paper Bag In Massachusetts
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Multi-State
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US-003HB
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Search within the title, abstract, claims, or full patent document: You can restrict your search to a specific field using field names. Margaret Knight (1838–1914) applied for a patent using this model to demonstrate her machine that folded and pasted flat-bottomed paper bags.Margaret E. Knight was an American inventor best known for a machine that mechanized the manufacturing of flatbottom paper bags. My invention is directed to machinery for making what are known as'satchelbottom bags, and. For the flat-bottomed paper bag, however, legal documents lead us back to Knight, one of the first women to obtain a US patent, in 1871. IMPROVEMENT IN PAPER-BAG MACHINES. Specification forming part of Letters Patent No. 220,925, dated October 28, 1879; application filed. Of Boston, in the county of Suffolk and State of. Massachusetts, haveinvented certain Improve ments in the Manufacture of Paper Bags; and. Moreover, Crowell did play a role in the development of machines to make paper bags.