Patents for A. J. Tibbits |
Patents 61 -
75
of 83
|
Number | Date | Patentee | Title | Type |
138,139 | Apr. 22, 1873 | W.B. Duckworth | Improvement in clutches for machinery | metalworking machine mechanisms |
138,660 | May 06, 1873 | W. Kelsey | Printing Press | |
140,081 | Jun. 17, 1873 | W. Schollhorn | Improvement in pencil attachments | dividers |
140,747 | Jul. 08, 1873 | E.A. Walker | Improvement in joiners' clamps | clamps |
143,154 | Sep. 23, 1873 | M. Hine | Improvement in machines for threading bolts | nut or bolt making machines |
144,128 | Oct. 28, 1873 | L. Parmelee | Improvement in chucks | drill chucks |
145,837 | Dec. 23, 1873 | C.W. Blakeslee | Tack Pullers | |
146,075 | Dec. 30, 1873 | W.F. Arnold, S.H. Jennings | Improvement in Joiners' Gages | marking gauges |
146,212 | Jan. 06, 1874 | J. Swan | Improvement in Dies for Forming Auger-Bits | making drills and augers |
147,427 | Feb. 10, 1874 | D.W. Parker | Claw-Hammers | hammers |
148,165 | Mar. 03, 1874 | A.B. Bean | Improvement in machinery clutches | industrial machine clutches |
150,276 | Apr. 28, 1874 | E.B. Beach | Metal-Turning Tools | lathe tools |
151,178 | May 19, 1874 | J.D. Waite | Improvement in Hollow Augers | hollow bits |
151,827 | Jun. 09, 1874 | C.S. Bement | Improvement in Machines for Stamping Carpenters' Squares | |
151,828 | Jun. 09, 1874 | J. Benham | Improvement in Hollow Augers | hollow bits |