| Patents Granted on 1919-01-21 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 1,291,711 | Jan. 21, 1919 | S. Auer | Measuring Instrument | micrometers |
| 1,291,742 | Jan. 21, 1919 | W.J. Bousquet | Slide for Rules | rule attachments |
| 1,291,771 | Jan. 21, 1919 | F.E. Culver | Multiple Micrometer | micrometers |
| 1,291,820 | Jan. 21, 1919 | W.F. Folmer | Photographic Dark Box | film and plate holders |
| 1,291,856 | Jan. 21, 1919 | L. Haneberg | Plane | plane beds |
| 1,291,883 | Jan. 21, 1919 | J.B. Highland | Friction-clutch | clutches |
| 1,292,073 | Jan. 21, 1919 | H. Rosenberg | Hand punch | metal punching machines |
| 1,292,235 | Jan. 21, 1919 | J.R. Beckett | Work-support | rotary tables |
| 1,292,285 | Jan. 21, 1919 | M.J. Fairchild | Socket Wrench | socket wrenches |
