| Patents Granted on 1917-07-31 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 1,234,719 | Jul. 31, 1917 | G.G. Blandford | Marking-Gage | marking gauges |
| 1,234,838 | Jul. 31, 1917 | A.F. Weise | Leaf Spring Spreader | leaf spring spreaders and lubricators |
| 1,234,882 | Jul. 31, 1917 | W.A. Doble | Speed Governor | water wheel governors |
| 1,234,924 | Jul. 31, 1917 | A.W. Morse | Water Gage | boiler water gauges |
| 1,234,967 | Jul. 31, 1917 | C.O. Throp | Valve Removing Tool | valve spring tools |
| 1,235,216 | Jul. 31, 1917 | C.D. McDonald | Sectional scroll-edged shearing-die | |
| 1,235,237 | Jul. 31, 1917 | W.J. Parsons | Spring Manipulating Tool | valve spring tools |
| 1,235,298 | Jul. 31, 1917 | A.E. Eisenmann | Tool Holder | metalworking machine tool holders |
| 1,235,364 | Jul. 31, 1917 | V. Niemela | Tool Holder | lathe tool holders and tool posts |
| 1,235,393 | Jul. 31, 1917 | J.B. Stanwood, H.M. Houston | Lathe | metal lathes |
| 1,235,395 | Jul. 31, 1917 | A. Storm | Filter | automotive tools |
| 1,235,437 | Jul. 31, 1917 | N.D. Chard | Feed-screw gage | metal lathes |
| 1,235,478 | Jul. 31, 1917 | F.O. Jaques, Sr. | Micrometer Calipers | micrometers |
