| Patents for Philbrick Cutter Head Co. |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 629,813 | Aug. 01, 1899 | W.W. Philbrick | Matcher-head | cutterheads |
| 629,814 | Aug. 01, 1899 | W.W. Philbrick | Matcher-head | cutterheads |
| 633,153 | Sep. 19, 1899 | W.W. Philbrick | Matcher-head | cutterheads |
| 633,154 | Sep. 19, 1899 | W.W. Philbrick | Matcher-head | cutterheads |
| 651,512 | Jun. 12, 1900 | W.W. Philbrick | Matcher-head | cutterheads |
| 681,458 | Aug. 27, 1901 | W.W. Philbrick | Matcher-head | cutterheads |
| 681,459 | Aug. 27, 1901 | W.W. Philbrick | Matcher-head | cutterheads |
| 906,921 | Dec. 15, 1908 | W.W. Philbrick | Cutter-head | cutterheads |
