All Patents in class 82/150 |
Patents 31 -
45
of 66
|
Number | Date | Patentee | Title | Type |
632,386 | Sep. 05, 1899 | F.L. White | Dead-center | wood lathes |
644,929 | Mar. 06, 1900 | A.B. Landis | Foot-stock for grinding-machines | grinders |
707,573 | Aug. 26, 1902 | J.M. Fleming | Centering attachment for lathes | metal lathe accessories and attachments |
709,178 | Sep. 16, 1902 | S.C. Schofield | Tool Holder and Guide for Grindstones | grinding machines |
894,634 | Jul. 28, 1908 | F. Hardinge | Lathe | metal lathes |
945,979 | Jan. 11, 1910 | J.C. Spence, C.H. Norton, H.N. Cudworth | Machine for grinding crankshafts | grinders |
1,104,863 | Jul. 28, 1914 | C.L. Baldwin | Grinding-tool for gas-engine valves | |
1,118,875 | Nov. 24, 1914 | A.E. Newton | Attachment for turning multiple-diameter shafts | metal lathe accessories and attachments |
1,239,027 | Sep. 04, 1917 | W.Y. Mentzer | Lathe-center | wood lathe accessories |
1,252,274 | Jan. 01, 1918 | W.T. Lingo | Workholding Mechanism For Lathes | metal lathe accessories and attachments |
1,285,350 | Nov. 19, 1918 | C.A. Palmgren | Tool | drill bits |
1,391,034 | Sep. 20, 1921 | A. Williams | Drill-holder | drill sharpening machines |
1,542,827 | Jun. 23, 1925 | H. Nielsen | Lathe center | metal lathe accessories and attachments |
1,583,786 | May 11, 1926 | A.F. Froussard | Cylinder Boring Machine | portable metal drilling machines |
1,689,709 | Oct. 30, 1928 | R.A. Ashton | Tail Stock for Lathes | metal lathe accessories and attachments |