| Patents Granted on 1925-03-31 |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | CA-248,365 | Mar. 31, 1925 | H.J. Friedl | Pinces A Chaine |
 | CA-248,427 | Mar. 31, 1925 | L.S. Hall | Pipe threading machine |
 | 1,531,269 | Mar. 31, 1925 | F.E. Biddle | Lock |
| | 1,531,282 | Mar. 31, 1925 | F.E. Gardner | Grinding machine |
 | 1,531,287 | Mar. 31, 1925 | J. Jensen | Angle-Iron Notcher |
 | 1,531,357 | Mar. 31, 1925 | H.E. Tautz | Micrometer caliper |
 | 1,531,489 | Mar. 31, 1925 | J.R. Bowie, G.P. Macready | Pneumatic drop hammer |
 | 1,531,490 | Mar. 31, 1925 | W.I. Seymour, G.P. Macready | Pneumatic drop hammer |
| | 1,531,722 | Mar. 31, 1925 | F.O. Adams | Time-Limit Overload Relay for Electric Circuits |
 | 1,531,775 | Mar. 31, 1925 | K.R. Wilson | Combination machine for cylinder block repairing |
