| Patents Granted on 1939-07-04 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| D115,575 | Jul. 04, 1939 | J.R. Morgan | Design for a motor casing | electric motors |
| 2,164,455 | Jul. 04, 1939 | F.L. Hart | Shaft indexing device | work holding |
| 2,164,621 | Jul. 04, 1939 | E.M. Pfauser | Automobile Jack | |
| 2,164,642 | Jul. 04, 1939 | J.C. Drader | Method and Means for Constructing Gear Finishing Tools | gear cutting tools |
| 2,164,643 | Jul. 04, 1939 | J.C. Drader | Method of Cutting Tapered Spline | gear cutting tools |
| 2,164,667 | Jul. 04, 1939 | J.B. Sinnett | Motor switch | centrifugal motor switches |
| 2,164,875 | Jul. 04, 1939 | C. Herfurth | Grinding Machine | grinding machines |
| 2,164,876 | Jul. 04, 1939 | H. Horlacher | Hydraulic Vane Motor | hydraulic apparatus |
| 2,164,884 | Jul. 04, 1939 | E.G. Roehm, L.F. Nenninger | Operating Control Mechanism for Milling Machines | milling machines |
| 2,164,888 | Jul. 04, 1939 | F.S. Haas, H. Ernst, B. Sassen | Variable Delivery Pump | grinding machines |
| 2,164,900 | Jul. 04, 1939 | J.C. Campbell | Dynamic Balancer for Machine Tools | grinding machines |
| 2,165,002 | Jul. 04, 1939 | W.F. Ocenasek | Tensioning means for running jigsaw | scrollsaws |
| 2,165,004 | Jul. 04, 1939 | T.B. Peters | Evaporator | evaporating apparatus |
| 2,165,017 | Jul. 04, 1939 | J.G. Sisson | Dial Indicator | measurement gauges |
| 2,165,176 | Jul. 04, 1939 | N. Fodor | Internal Combustion Engine | internal combustion engines |
