All Patents in class 408/202 |
Patents 16 -
30
of 55
|
Number | Date | Patentee | Title | Type |
260,997 | Jul. 11, 1882 | S. Kuhlman | Auger Depth Stop | drill depth stops |
294,985 | Mar. 11, 1884 | J. Fuller, Sr. | Gage Attachment for Boring-Bits, &c. | drill depth stops |
310,527 | Jan. 06, 1885 | H.E. Koepka | Washer-Cutter | washer cutters |
326,342 | Sep. 15, 1885 | J.C. Smith | Adjustable Concentric Channeler | adjustable drill bits |
327,641 | Oct. 06, 1885 | G.W. Abbott, G.S. Forrest | Countersink | countersinks |
333,418 | Dec. 29, 1885 | E.F. Lindsey | Counterboring Attachment for Bits | countersinks |
385,543 | Jul. 03, 1888 | A. Burritt | Tap with Detachable Cutters | taps and dies |
390,936 | Oct. 09, 1888 | J.E. Windle | Bit-gage | drill depth stops |
412,952 | Oct. 15, 1889 | C. Elterich | Tap and holder therefor | taps and dies |
413,178 | Oct. 22, 1889 | E.E. Doe | Combined Scratch and Bit Gage | marking gauges |
417,486 | Dec. 17, 1889 | J.N. Isabel | Bit attachment | |
455,199 | Jun. 30, 1891 | J.A. Goeb | Drill Depth Stop | drill depth stops |
521,997 | Jun. 26, 1894 | C. Whitus, J.W. Wilks, N. Whitus | Brace and bit gage | |
525,810 | Sep. 11, 1894 | A.H. Fleming | Watchmaker's Tool | watchmakers lathes |
532,472 | Jan. 15, 1895 | S.B. Minnich | Countersink-tool | countersinks |