| Patents Granted on 1891-06-16 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| CA-36,835 | Jun. 16, 1891 | F.E. Viger | Chisel for mortising machines | mortise chisels |
| 454,017 | Jun. 16, 1891 | S.G. Arnold | Combination Clapboard Gage and Square | clapboard markers |
| 454,029 | Jun. 16, 1891 | A.W. Cash | Machine for Cutting Dies Taps &c. | metal threading machines |
| 454,051 | Jun. 16, 1891 | W.P. Kellogg | Adjustable stop for boring-machines | portable timber borers |
| 454,074 | Jun. 16, 1891 | J.N. Skinner | Drill-chuck | drill press chucks |
| 454,093 | Jun. 16, 1891 | R. Ryan, S. Udstad | Rod Packing | steam engine packing |
| 454,197 | Jun. 16, 1891 | H.L. Ament, E. Ament | Screw Thread Cutting Machine | metal threading machines |
| 454,207 | Jun. 16, 1891 | R. Eickemeyer, Jr. | Electric resistance-box | |
| 454,219 | Jun. 16, 1891 | H.H. Love | Wrench | socket wrenches |
| 454,222 | Jun. 16, 1891 | J.A. Miller | Wrench | quick adjust wrenches |
| 454,336 | Jun. 16, 1891 | R. Eickemeyer | Dynamo-electric machine | |
| 454,391 | Jun. 16, 1891 | E. Verstraete | Speed Recorder and Register | rpm speed gauges and tachometers |
| GB-189,110,182 | Jun. 16, 1891 | C.G. Till | Steam Engine | rotary steam engines |
