| All Patents in class 144/9 |
Patents 16 -
21
of 21
      |
| Number | Date | Patentee | Title | Type |
| 196,353 | Oct. 23, 1877 | A. Hall, Jr. | Improvement in lathes for clothes-pins | clothespin machines |
| 256,127 | Apr. 11, 1882 | A.S. Cook | Wood-screw machine | screw machines |
| 302,644 | Jul. 29, 1884 | H.C. Albee | Concentric lathe | wood lathes |
| 490,206 | Jan. 17, 1893 | M.D. Lear | Clothes Pin Lathe | clothespin machines |
| 835,347 | Nov. 06, 1906 | E.S. Berry | Machine for making clothespin blanks | clothespin machines |
| 2,921,614 | Jan. 19, 1960 | G.L. Vaughan | Continuous manufacture of profiled saw-kerfed wooden clothespins | clothespin machines |
