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All Patents of Type: manufacturing processes
Patents 1 - 15 of 304
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NumberDatePatenteeTitleType
GB-171,600,403Feb. 18, 1716T. Masters, S. MastersWorking and weaving in a new method, palmetta chip and straw for hats and bonnets and other improvements of that warehat making
1XJul. 31, 1790S. HopkinsMaking Pot And Pearl Ashesmanufacturing potash
37XJan. 02, 1792B. FolgerCleansing whale oilfiltering fluids
55XFeb. 01, 1793R. HodgsonManufacturing oiled silk and linendressing cloth
57XFeb. 02, 1793R. LeslieConstruction and tone of bellsbridges
58XFeb. 28, 1793R.R. SaltonstallManufacturing rhus or sumachbridges
61XApr. 29, 1793E. RyanFurnace for pot and pearl ashesmanufacturing potash
62XMay 01, 1793R.R. SaltonstallManufacturing rhus or sumachbridges
75XMar. 31, 1794J. BiddisImprovement in manufacturing paperbridges
81XJun. 16, 1794G. ParkinsonManufacturing cordagebridges
86XSep. 24, 1794J. FennelMode of Making Saltmanufacturing salt
110XApr. 20, 1796T. BedwellImproved mode of forming a yellow colormanufacturing processes
111XApr. 30, 1796S. Lee, Jr.Composition of bilious pillsmedical pills and syrups
113XMay 12, 1796J. HillardImprovement in manufacturing sumachmanufacturing processes
114XMay 12, 1796R. DawsonImprovement in bolting clothsmaking textiles
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