| Patents for Brown & Sharpe Mfg. Co. |
Patents 31 -
45
of 231
      |
| Number | Date | Patentee | Title | Type |
| 403,529 | May 21, 1889 | F.J. Gay | Expansible Mandrel | mandrels and arbors |
| 424,527 | Apr. 01, 1890 | S.L. Worsley | Metal Screw Machine | screw machines |
| 429,697 | Jun. 10, 1890 | C.H. Norton | Grinding Machine | grinders |
| 429,698 | Jun. 10, 1890 | C.H. Norton | Grinding Machine | grinders |
| 429,700 | Jun. 10, 1890 | E.H. Parks | Grinding Machine | grinders |
| 434,115 | Aug. 12, 1890 | C.H. Norton | Grinding Machine | grinders |
| 453,022 | May 26, 1891 | C.H. Norton | Grinding Machine | grinders |
| 459,807 | Sep. 22, 1891 | S.L. Worsley | Tool Holder | metalworking machine tool holders |
| 461,587 | Oct. 20, 1891 | C.H. Norton | Stand for Grinding and Polishing Wheels | polishing and buffing machinery |
| 472,517 | Apr. 12, 1892 | O.J. Beale | Worm and Worm Shaft | |
| 481,254 | Aug. 23, 1892 | C. Carleton | Hair Clipper | hair clippers |
| 484,455 | Oct. 18, 1892 | C.H. Phillips | Milling Machine | milling machines |
| 487,410 | Dec. 06, 1892 | G. Sylvia | Automatic Stop for Micrometer Gages | micrometers |
| 491,521 | Feb. 14, 1893 | J.W. Boynton | Tail Stock for Milling Machines | milling machine accessories |
| 493,807 | Mar. 21, 1893 | O.J. Beale | Lathe Attachment | metal lathe accessories and attachments |
