All Patents of Type: foundryman |
Patents 1 -
15
of 30
|
Number | Date | Patentee | Title | Type |
NX-182,412,281 | Dec. 28, 1824 | A. Dana | Casting balance beams with notches | balancing machinery |
8,668X | Mar. 03, 1835 | J. Harley | Casting chilled rolls, &c. | foundryman |
170 | Apr. 20, 1837 | G.E. Sellers | Improvement in concentrating-furnaces for smelting iron ores by the use of anthracite coal in which other kinds of fuel can be used | foundryman |
332 | Jul. 31, 1837 | J. Lyon | Improvement in the mode of smelting iron ores by the employment of a composition of anthracite and clay as a fuel | foundryman |
3,427 | Feb. 07, 1844 | T. Loring | Improvement in flasks for molding hinges | hinges |
16,082 | Nov. 11, 1856 | H. Bessemer | Improvement in the manufacture of iron and steel | foundryman |
20,151 | May 04, 1858 | D. Finley | Casting car-wheels | foundryman |
67,181 | Jul. 30, 1867 | W. Groves, J. Farrar | Improvement in moulds for casting metal | foundryman |
85,341 | Dec. 29, 1868 | W.N. Jones, G.S. Snyder, H.F. Snyder | Improvement in casting bearings for machinery | foundryman |
86,144 | Jan. 26, 1869 | L.F. Whiting, J. Farrar | Flask for molding pipe | foundryman |
86,145 | Jan. 26, 1869 | L.F. Whiting, J. Farrar | Lining for metal casting molds | foundryman |
116,134 | Jun. 20, 1871 | J. Yocom, Jr. | Improvement in split castings | foundryman |
125,948 | Apr. 23, 1872 | A.S. Gear | Oscillating spindle sander | foundryman |
235,796 | Dec. 21, 1880 | C.B. Morse | Mold and core for casting hollow ingots | foundryman |
506,717 | Oct. 17, 1893 | A.W. Needham | Machine for making core-supports | foundryman |