| Patents for Frederick William Schroeder |
Patents 1 -
4
of 4
      |
| Number | Date | Patentee | Title | Type |
| GB-190,308,672 | Feb. 18, 1904 | F.W. Schroeder | Improvements in Ratchet Spanners for Screw Bolts and Nuts, Nipples, and the like, and the Combination thereof with other Tools or Implements | ratchet wrenches |
| 794,952 | Jul. 18, 1905 | F.W. Schroeder | Ratchet Spanner for Screw Bolts, etc. | ratchet wrenches |
| GB-190,425,990 | Nov. 02, 1905 | F.W. Schroeder | Improvements in Ratchet Spanners or Braces | ratchet wrenches |
| CA-98,728 | Apr. 24, 1906 | F.W. Schroeder | Ratchet Spanner | ratchet wrenches |
