| All Patents in class 409/288 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 208,492 | Oct. 01, 1878 | J.W. Post | Key-Seat or Pinion Cutter | key seating machines |
| 320,652 | Jun. 23, 1885 | J. Hall | Drifting Device for Lathes | metal lathe accessories and attachments |
| 632,230 | Sep. 05, 1899 | M. Berger | Revolving Slide Rest | metal lathe accessories and attachments |
| 771,373 | Oct. 04, 1904 | G. Langen | Gearing | metalworking machine gearing |
| 837,763 | Dec. 04, 1906 | E.C. Williams | Type-high planer | specialty woodworking machines |
| 901,724 | Oct. 20, 1908 | M. Morton | Mechanism for Planing Shoes and Wedges | metal shaper accessories |
| 963,348 | Jul. 05, 1910 | A. Wood | Plate Planer | metal planers |
| 1,443,453 | Jan. 30, 1923 | C.H. Beach | Universal Multiple Speed Grinder | grinders |
| 1,476,033 | Dec. 04, 1923 | S.F. Anderson | Hand Tool | metal scrapers |
| 2,074,257 | Mar. 16, 1937 | M.E. Martellotti, H. Ernst | Vibrating Tool Metalworking Machine | metalworking machine mechanisms |
| 3,978,765 | Sep. 07, 1976 | J.R. Scaduto | Internal and External Cutting Tool | milling machine cutters |
