| Patents for Frank Pearn |
Patents 1 -
10
of 10
      |
| Number | Title | Classification(s) |
| GB-189,120,498 | Machine for facing, turning, and boring | |
| 504,742 | Machine for Boring Cylinders and Turning the Flanges Thereof | 29/27B, 29/27R, 82/123, 82/131, 82/132, 82/137, 82/142 |
| GB-189,322,207 | Improvements in or applicable to steam or other pumps | |
| GB-189,416,996 | Improvements in filters or strainers, more particularly applicable for filtering or straining boiler feed water and lubricants in use, and in arrangements connected therewith | |
| GB-189,625,037 | Improvements in tools or machines for facing, turning, boring and otherwise cutting flanges on castings and for operating upon other articles | |
| GB-190,511,870 | Improvements in connection with machine tools for milling, facing, and cutting metals | |
| GB-190,511,871 | Improvements in connection with direct acting steam pumps | |
| GB-190,714,922 | Improvements in machines for milling, facing, and other metal cutting operations | |
| 941,269 | Machine for milling, facing, and other metal-cutting operations | 29/27B, 29/27R, 409/235, 82/131 |
| GB-191,219,159 | Improvements in boring, facing, and like machines | |
