| Patents for Brown & Sharpe Mfg. Co. |
Patents 406 -
420
of 544
      |
| Number | Date | Patentee | Title | Type |
| 2,610,647 | Sep. 16, 1952 | G.F. Maglott | Pilot Operated Fluid Pressure Control Valve | |
| 2,612,014 | Sep. 30, 1952 | M.I. Mathewson | Back Rest for Grinding Machines | |
| 2,613,906 | Oct. 14, 1952 | H.C. Weimar | Hydraulic Control Valve | |
| 2,615,372 | Oct. 28, 1952 | E.E. Coffin | Milling Machine Spindle Axial Shift Control | machine tool controls |
| 2,627,618 | Feb. 10, 1953 | O.G. Holmes | Automatic Screw and Similar Machine | screw machines |
| 2,633,642 | Apr. 07, 1953 | G.N. Levesque | Measuring Machine | |
| 2,701,987 | Feb. 15, 1955 | G.B. Hirsch | Power Locking-Out Device for Milling Machines | |
| 2,709,305 | May 31, 1955 | H. Meyer | Micrometer Indicator for Measuring Devices | micrometers |
| 2,746,128 | May 22, 1956 | J.H. Hotelling, J.J. Dill, J.T. Barron | Loading Device for Automatic Screw and Similar Machines | screw machines |
| 2,767,521 | Oct. 23, 1956 | G.N. Levesque, A.L. Krause | Grinding Machines | |
| 2,770,172 | Nov. 13, 1956 | B.P. Graves | Coolant Return System | |
| 2,780,857 | Feb. 12, 1957 | W.E. Twamley | Tool Holder | metalworking machine tool holders |
| 2,791,135 | May 07, 1957 | W.E. Twamley | Step Drilling Turret Indexing and Feeding Mechanism | |
| 2,813,445 | Nov. 19, 1957 | S.T. Gotham, W.E. Twamley | Driving Mechanism for a Screw Machine | screw machines |
| 2,862,422 | Dec. 02, 1958 | G.B. Hirsch | Milling Machines | milling machines |
