All Patents of Type: making drills and augers |
Patents 1 -
15
of 93
|
Number | Date | Patentee | Title | Type |
GB-181,103,448 | May 16, 1811 | W. Gilpin | Improved method of manufacturing augers | making drills and augers |
GB-182,405,003 | Nov. 04, 1824 | W. Church | Certain improvements on augers and bits for boring, and in the apparatus for making the same | making drills and augers |
8,491X | Nov. 11, 1834 | R. French | Making augers | tool making machines |
9,868X | Jul. 02, 1836 | D. Fowler | Forging gimlets | making drills and augers |
1,553 | Apr. 15, 1840 | W. Field | Manner of Manufacturing Screw-Augers | making drills and augers |
3,181 | Jul. 20, 1843 | R. French | Single Lip Auger Bit & Means of Making | making drills and augers |
12,583 | Mar. 27, 1855 | R. Cook | Machine for Turning the Lips of Augers | making drills and augers |
13,780 | Nov. 13, 1855 | R. Cook | Dies for Making Cook's Bits | making drills and augers |
14,561 | Apr. 01, 1856 | G.G. Griswold | Method of Manufacturing Augers | making drills and augers |
41,822 | Mar. 01, 1864 | I. Tower, estate of (deceased) | Machine to make Augers | making drills and augers |
48,633 | Jul. 04, 1865 | E.H. Tracy | Improvement in Dies for Making Augers | making drills and augers |
RE2,712 | Aug. 06, 1867 | R.H. Boyd, W.W. Grier | Improved Machine for Making Augers | making drills and augers |
68,012 | Aug. 20, 1867 | J. Swan | Manufacture of Single Twist Augers | making drills and augers |
75,182 | Mar. 03, 1868 | J. Mix | Improvement in Manufacturing Gimlets | making drills and augers |
76,301 | Apr. 07, 1868 | E. Carrington, E.O. Carrington | Improvement in Machine for Grinding and Cutting Down Augers | making drills and augers |