| Patents for Oster Mfg. Co. |
Patents 1 -
10
of 50
      |
| Picture | Number | Date | Patentee | Title |
 | 490,676 | Jan. 31, 1893 | H.W. Oster | Adjustable die-stock |
 | 539,880 | May 28, 1895 | H.W. Oster | Pipe and bolt cutter |
 | 552,326 | Dec. 31, 1895 | H.W. Oster | Ratchet die-stock |
 | 679,241 | Jul. 23, 1901 | H.W. Oster | Locking mechanism for die-heads |
| | 694,412 | Mar. 04, 1902 | H.W. Oster | Thread-cutting machine |
| | 809,007 | Jan. 02, 1906 | H.W. Oster | Machine for cutting dies for die-stocks |
| | 812,870 | Feb. 20, 1906 | H.W. Oster | Die-stock |
| | 818,114 | Apr. 17, 1906 | H.W. Oster | Gearing for thread-cutting machines |
| | 827,656 | Jul. 31, 1906 | H.W. Oster | Die-stock |
| | 832,076 | Oct. 02, 1906 | H.W. Oster | Die-cutter |
