All Patents of Type: manufacturing processes |
Patents 1 -
15
of 304
|
Number | Date | Patentee | Title | Type |
GB-171,600,403 | Feb. 18, 1716 | T. Masters, S. Masters | Working and weaving in a new method, palmetta chip and straw for hats and bonnets and other improvements of that ware | hat making |
1X | Jul. 31, 1790 | S. Hopkins | Making Pot And Pearl Ashes | manufacturing potash |
37X | Jan. 02, 1792 | B. Folger | Cleansing whale oil | filtering fluids |
55X | Feb. 01, 1793 | R. Hodgson | Manufacturing oiled silk and linen | dressing cloth |
57X | Feb. 02, 1793 | R. Leslie | Construction and tone of bells | bridges |
58X | Feb. 28, 1793 | R.R. Saltonstall | Manufacturing rhus or sumach | bridges |
61X | Apr. 29, 1793 | E. Ryan | Furnace for pot and pearl ashes | manufacturing potash |
62X | May 01, 1793 | R.R. Saltonstall | Manufacturing rhus or sumach | bridges |
75X | Mar. 31, 1794 | J. Biddis | Improvement in manufacturing paper | bridges |
81X | Jun. 16, 1794 | G. Parkinson | Manufacturing cordage | bridges |
86X | Sep. 24, 1794 | J. Fennel | Mode of Making Salt | manufacturing salt |
110X | Apr. 20, 1796 | T. Bedwell | Improved mode of forming a yellow color | manufacturing processes |
111X | Apr. 30, 1796 | S. Lee, Jr. | Composition of bilious pills | medical pills and syrups |
113X | May 12, 1796 | J. Hillard | Improvement in manufacturing sumach | manufacturing processes |
114X | May 12, 1796 | R. Dawson | Improvement in bolting cloths | making textiles |