All Patents of Type: cylindrical grinders |
Patents 1 -
15
of 97
|
Number | Date | Patentee | Title | Type |
7,180X | Jul. 24, 1832 | J. Bridges | Grinding cylinders, called the traverse grinder | cylindrical grinders |
65,942 | Jun. 18, 1867 | T. Prosser | Grinding and Polishing Machine | polishing and buffing machinery |
99,000 | Jan. 18, 1870 | J.M. Poole | Grinding Machine | cylindrical grinders |
130,741 | Aug. 20, 1872 | J.M. Poole | Improvement in Machines for Grinding Objects Cylindrical | cylindrical grinders |
160,921 | Mar. 16, 1875 | M.R. Lemman | Machine for Grinding Lathe Centers | metal lathe accessories and attachments |
164,897 | Jun. 22, 1875 | A. Wood | Machine for Grinding Pulleys | cylindrical grinders |
187,770 | Feb. 27, 1877 | L. Sharpe, executor, C.D. Owen, executor, J.R. Brown (deceased), estate of | Grinding Machine | cylindrical grinders |
RE7,978 | Dec. 04, 1877 | J.M. Poole | Machine for Grinding Objects Cylindrically | cylindrical grinders |
256,440 | Apr. 11, 1882 | P. Medart | Machine for grinding pulleys | cylindrical grinders |
303,609 | Aug. 19, 1884 | W.P. Barclay | Car Wheel Grinding and Turning Machine | car wheel lathes |
333,478 | Dec. 29, 1885 | E.H. Parks | Grinding Machine | cylindrical grinders |
344,777 | Jun. 29, 1886 | G.M. Griswold | Automatic Metal Grinding Machine | cylindrical grinders |
370,003 | Sep. 13, 1887 | C.M. Brown | Grinding Lathe | cylindrical grinders |
376,814 | Jan. 24, 1888 | J.A. Coleman | Grindng Machine | cylindrical grinders |
404,686 | Jun. 04, 1889 | R. Conrader | Grinding Machine | cylindrical grinders |