| All Patents in class 223/15 |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
 | 2,605X | May 28, 1816 | D. Beard | Blocking & Stretching Hats |
| | 175,953 | Apr. 11, 1876 | R. Eickenmeyer | Machine for Stretching Hat-Bodies |
 | 244,041 | Jul. 12, 1881 | R. Eickemeyer | Machine for blocking and shaping hats |
 | 256,203 | Apr. 11, 1882 | R. Eickemeyer | Hat-stretching machine |
 | 256,305 | Apr. 11, 1882 | R. Eickemeyer | Hat-stretching machine |
| | 513,992 | Feb. 06, 1894 | R. Eickemeyer | Method of and means for developing dyed stiff hat-bodies |
| | 527,271 | Oct. 09, 1894 | R. Eickemeyer | Hat-stretching machine |
| | 576,099 | Feb. 02, 1897 | C. Eickemeyer | Hat-stretching machine |
| | 747,503 | Dec. 22, 1903 | J.H. Tarbell | Hat-brim-stretching machine |
| | 815,149 | Mar. 13, 1906 | C. Eickemeyer | Machine for blocking and shaping hats |
