| Patents Granted on 1939-02-__ |
Patents 1 -
15
of 40
      |
| Number | Date | Patentee | Title | Type |
| GB-499,981 | Feb. 01, 1939 | H.W. Pearn | Improvements relating to pump valves | pumps |
| 2,145,977 | Feb. 07, 1939 | B.N. Foster | Solenoid actuated valve | metalworking machine mechanisms |
| 2,145,980 | Feb. 07, 1939 | O.E. Hadwiger, H.O. Schmidt | Sandpaper drum | sanding machines |
| 2,146,195 | Feb. 07, 1939 | A. Schultz | Lap | hand laps |
| 2,146,583 | Feb. 07, 1939 | O. Kylin | Chuck and bar feed | metal lathes |
| 2,146,696 | Feb. 07, 1939 | L.W. Eggleston | Valve | heating apparatus |
| D113,331 | Feb. 14, 1939 | E.M. Pfauser | V-Base for Metal Straightening Equiptment | |
| D113,369 | Feb. 14, 1939 | L.S. Stump | Design for a combined drill press head and motor | drilling and boring |
| 2,147,203 | Feb. 14, 1939 | O. Kylin | Tap holder | metal lathe accessories and attachments |
| 2,147,227 | Feb. 14, 1939 | G.B. Ambler | Drill sharpening machine | drill sharpening machines |
| 2,147,322 | Feb. 14, 1939 | H.B. Tuthill, H.F. Caldwell | Safety control for bread slicing machines | |
| 2,147,506 | Feb. 14, 1939 | R.S. Stoner | Floating weight electric switch | electric switches |
| GB-500,984 | Feb. 20, 1939 | G.G. Garman | Improvements relating to flooring cramps | floor clamps |
| GB-501,109 | Feb. 21, 1939 | H.W. Kearns | Improvements in and relating to journal bearings in machine tools | metalworking machine bearings |
| 2,147,888 | Feb. 21, 1939 | F.W. Gaines, III | Holder for Wire Drawing Dies | forging dies |
