| Patents Granted on 1957-01-?? |
Patents 1 -
15
of 44
      |
| Number | Date | Patentee | Title | Type |
| 2,775,787 | Jan. 01, 1957 | F.S. Krag | Apparatus for the manufacture of hardboard | |
| 2,775,818 | Jan. 01, 1957 | F. Meyer, Jr. | Fluid Gage Apparatus | pneumatic measuring gauges |
| 2,775,914 | Jan. 01, 1957 | J.J. Deliso | Socket Wrench Set | socket wrenches |
| 2,775,915 | Jan. 01, 1957 | D.C. De Ford | Key mechanism for musical instruments | musical instruments |
| 2,776,003 | Jan. 01, 1957 | F. Koster | Method and Apparatus for Cutting Tubing | pipe and tube notchers |
| 2,776,038 | Jan. 01, 1957 | H.F. Caldwell | Label machine feeding and timing mechanism | |
| 2,776,470 | Jan. 08, 1957 | R.G. Knudsen | Cylinder Sleeve Pulling Device and the Like | |
| 2,776,491 | Jan. 08, 1957 | W.I. Miller | Gage and Scriber | marking gauges |
| 2,776,584 | Jan. 08, 1957 | F.G. Burg | Feed control system for machine tools | drill presses |
| 2,776,604 | Jan. 08, 1957 | A. Simsack | Milling Attachments for Lathes | metal lathe accessories and attachments |
| 2,776,679 | Jan. 08, 1957 | H.W. King | Overhead belt work feeding device for a saw | woodworking machine stockfeeding mechanisms |
| AT-188,182 | Jan. 10, 1957 | H. Deckel, F.W. Deckel | Device for Dampening Vibrations of the Spindle of a Machine Tool | |
| AT-188,208 | Jan. 10, 1957 | H. Deckel, F.W. Deckel | Iris Diaphragm, Especially for Photographic Purposes | |
| 2,777,190 | Jan. 15, 1957 | V.v. Sundt | Ram-Type Turret Lathe Having Power Index | turret lathes |
| 2,777,201 | Jan. 15, 1957 | T.A. Wetzel | Pattern Support and Adjustable Template | milling machines |
