| Patents Granted on 1897-04-06 |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| 579,951 | Apr. 06, 1897 | J. Bystrom | Calipers | calipers |
| 579,965 | Apr. 06, 1897 | T. Dowman | Portable Tool Post | commutator dressing machines |
| 579,971 | Apr. 06, 1897 | E.H. Fish | Feed Mechanism for Engine Lathes | metalworking power transmission |
| 579,976 | Apr. 06, 1897 | A. Gordon | Reciprocating metal-paring machine | metal planers |
| 580,027 | Apr. 06, 1897 | A.P. Wiltse | Wrench | wedge adjust wrenches |
| 580,039 | Apr. 06, 1897 | W.W. Doolittle | Planing-machine | metal planers |
| 580,090 | Apr. 06, 1897 | J.G. Lewis | Gas or Gasolene Engine | cylinders |
| 580,097 | Apr. 06, 1897 | H.D. Williams | Governor for Water Motor | water wheel governors |
| 580,098 | Apr. 06, 1897 | H.D. Williams | Governor for Water Motors | water wheel governors |
| 580,099 | Apr. 06, 1897 | H.D. Williams | Governor for Water Motors | water wheel governors |
| 580,130 | Apr. 06, 1897 | W.D. Herschel | Saw-adjusting device | tablesaws |
| 580,133 | Apr. 06, 1897 | D.E. Hunter | Dovetailing-machine | dovetailing machines |
| 580,172 | Apr. 06, 1897 | M. Blakey | Gas or Other Explsive Engine | internal combustion engine valves |
| 580,195 | Apr. 06, 1897 | J.W. von Pittler | Milling-machine | milling machines |
| 580,227 | Apr. 06, 1897 | E.L. Scribner | Spindle lathe | wood lathes |
