Patents for Edward A. Walker |
Patents 1 -
9
of 9
|
Number | Date | Patentee | Title | Type |
139,284 | May 27, 1873 | E.A. Walker | Improvement in scroll-saws | scrollsaws |
140,747 | Jul. 08, 1873 | E.A. Walker | Improvement in joiners' clamps | clamps |
142,361 | Sep. 02, 1873 | E.A. Walker | Improvement in scroll-sawing machines | scrollsaws |
379,142 | Mar. 06, 1888 | E.A. Walker | Metal Shaping Machine | metal shapers |
454,958 | Jun. 30, 1891 | E.A. Walker | Belt-Shifter for Planing-Machines | metal planers |
454,959 | Jun. 30, 1891 | E.A. Walker | Feed-Screw and Nut | metal planers |
454,960 | Jun. 30, 1891 | E.A. Walker | Frictional Feed-Clutch | metal planers |
472,745 | Apr. 12, 1892 | E.A. Walker | Belt-Shifter | metal planers |
475,004 | May 17, 1892 | E.A. Walker | Planing-Machine | metal planers |