Patents Granted on 1938-09-13 |
Patents 1 -
5
of 5
|
Number | Date | Patentee | Title | Type |
D111,234 | Sep. 13, 1938 | F.O. Albertson | Design for a portable power-driven tool unit | handheld power drills |
D111,265 | Sep. 13, 1938 | F.O. Albertson | Design for a portable power-driven tool unit | handheld power drills |
2,129,815 | Sep. 13, 1938 | E.P. Bullard | Machine Tool Coolant Distribution | |
2,129,923 | Sep. 13, 1938 | M. Frankel | Refrigerator Cabinet | ice boxes and refrigerators |
2,129,979 | Sep. 13, 1938 | A. Kaufmann, G.L. Storm, C. Westervelt | Measuring Device | measurement gauges |