All Patents of Type: hollow bits |
Patents 1 -
15
of 117
|
Number | Date | Patentee | Title | Type |
5,212X | Aug. 29, 1828 | L.R. Bump | Circular or cylindrical saw | hollow bits |
7,008X | Apr. 19, 1832 | D. Flint | Cutting plugs for ships by a centre point spring-bit | hollow bits |
8,896X | Jun. 15, 1835 | W. Jones | Hollow Auger Bit | hollow bits |
1,337 | Sep. 25, 1839 | C. Whitsitt | Rotary Saw for Cutting Round Tenons, &c. | hollow bits |
1,895 | Dec. 10, 1840 | M. Gregg | Machine for cutting round tenons and for cutting or turning other articles of wood into a cylindrical form | hollow bits |
2,118 | Jun. 07, 1841 | S. Costill | Machine for Turning Handles, Poles, &c. | hollow bits |
5,487 | Mar. 28, 1848 | D. George | Hollow auger | hollow bits |
12,864 | May 15, 1855 | T.J. Knapp | Adjustable tenoning tool | hollow bits |
XC-694 | Jan. 19, 1857 | B. Wait | Cylindrical saw auger, for boring wooden tubes for pumps, water courses, &c. | hollow bits |
17,816 | Jul. 14, 1857 | M. Weatherington | Improved Method of Adjusting Round Tenon Cutters to Certain Fixed Sizes | hollow bits |
21,512 | Sep. 14, 1858 | J. McCreary | Tenoning-machine | hollow bits |
23,381 | Mar. 29, 1859 | C. Meyer | Adjustable Hollow Auger | hollow bits |
24,722 | Jul. 12, 1859 | W.A. Clark | Improved device for fastening cutters of hollow augers | hollow bits |
24,773 | Jul. 12, 1859 | A. Wyckoff | Pump-Log Hollow Auger | hollow bits |
25,289 | Aug. 30, 1859 | G.H. Burger, G. Taylor | Auger for Cutting Round Tenons | hollow bits |