| Patents Granted on 1947-??-?? |
Patents 1 -
15
of 172
      |
| Number | Date | Patentee | Title | Type |
| CA-439,005 | Jan. 07, 1947 | F.A. Barnes | Machine tool control system | milling machine accessories |
| AU-123,057 | Jan. 16, 1947 | C.A. Wiken, E.A. Reisig | Machine tools | surface grinders |
| 2,414,751 | Jan. 21, 1947 | O.H. Ludeman | Valve | steam engine valves |
| 2,414,794 | Jan. 28, 1947 | T.W. Bergquist | Safety valve | steam safety valves |
| GB-585,197 | Jan. 31, 1947 | F.G. Zagar | Indexing chuck | indexers and dividers |
| 2,415,121 | Feb. 04, 1947 | H.V. Boehnke, C.A. Wiken | Drill grinder | cutter grinding |
| 2,415,125 | Feb. 04, 1947 | G. Davenport | Shaping Machine Trasmission | metal shapers |
| 2,415,158 | Feb. 04, 1947 | E.M. Bowen | Machine Tool | milling machines |
| 2,415,308 | Feb. 04, 1947 | J.O. Schulte | Centrifugally expansible abrasive wheel | sanding machines |
| 2,415,324 | Feb. 04, 1947 | J.C. Wilson | Method of Re-Journaling Spindle Shafts | metalworking machine bearings |
| 2,415,338 | Feb. 04, 1947 | F.Y. Carter | Refrigeration System and Expansion Valve Therefor | refrigeration apparatus |
| 2,415,570 | Feb. 11, 1947 | W.H. Ward | Weighing Scale | scales and balances |
| 2,415,696 | Feb. 11, 1947 | W. Klocke | Extrusion apparatus | extruding machines and dies |
| 2,415,801 | Feb. 11, 1947 | T.F. Eserkaln, J.B. Armitage | Pattern Controlled Machine Tool | milling machines |
| 2,416,267 | Feb. 18, 1947 | W.S. Landon | Automatic Orifice Cleaning Device | pipe and orifice cleaners |
