| Patents Granted on 1930-07-01 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| D81,479 | Jul. 01, 1930 | F.B. Heitkamp | Machine Tool Rate Indicating Dial | machine tool controls |
| 1,768,639 | Jul. 01, 1930 | W.F. Shore, A.F. Shore | Gauge | metal hardness testers |
| 1,768,645 | Jul. 01, 1930 | P.R. Thompson, O. Thomas | Tractor | tractors |
| 1,768,673 | Jul. 01, 1930 | F.V. Donald | Tractor | |
| 1,768,692 | Jul. 01, 1930 | R.A. Kaplan | Tool | |
| 1,768,762 | Jul. 01, 1930 | C.E. Henry | Adjustable Tool Holder for Lathes, Etc. | lathe tool holders and tool posts |
| 1,768,798 | Jul. 01, 1930 | J.W. Smith | Tool Holder | metalworking machine tool holders |
| 1,768,799 | Jul. 01, 1930 | F.D. Stanley | Pump Cylinder | pump cylinders |
| 1,768,931 | Jul. 01, 1930 | F.J. Pratt | Dial Indicator | measurement gauges |
| 1,768,996 | Jul. 01, 1930 | c.E. Ransom | Saw grinder | saw sharpening machines |
| 1,769,053 | Jul. 01, 1930 | T.W. Clark | Furnace | |
| 1,769,070 | Jul. 01, 1930 | E.B. Nowosielski | Ratchet Wrench | ratchet wrenches |
| 1,769,107 | Jul. 01, 1930 | E.E. Brown | Flexible coupling | industrial machine shaft couplings |
| 1,769,230 | Jul. 01, 1930 | H.H. Manning | Rotary cutter | boring bars |
| 1,769,233 | Jul. 01, 1930 | C. Pistorius | Shaving brush | |
