| Patents for Joseph T. Ryerson & Son |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| 994,755 | Jun. 13, 1911 | H. Kraut | Shearing Machine | metal shearing machines |
| 1,035,092 | Aug. 06, 1912 | H.B. Kraut | Punching and Shearing Machine | metal punching machines |
| 1,035,093 | Aug. 06, 1912 | H.B. Kraut | Punching and Shearing Machine | metal punching machines |
| 1,035,095 | Aug. 06, 1912 | H.B. Kraut | Punching Machine | metal punching machines |
| 1,035,096 | Aug. 06, 1912 | H.B. Kraut | Hand Shearing Machine | metal shearing machines |
| 1,064,676 | Jun. 10, 1913 | C.F. Winn | Cylinder Boring Machine | drilling and boring |
| 1,379,994 | May 31, 1921 | J.J. Kunzer | Method of Making Drills or the Like | making drills and augers |
| 1,379,995 | May 31, 1921 | J.J. Kunzer | Method of Making Drills or the Like | making drills and augers |
| 1,386,159 | Aug. 02, 1921 | G.H. Case | Controlling System for Feed Motor | motor controls |
| 1,440,616 | Jan. 02, 1923 | J.J. Mikshel | Friction Cutting Machine | metal sawing machines |
| 1,459,720 | Jun. 26, 1923 | C.M. Conradson | Actuating Means for Machine Pattens | metal planers |
| 1,488,736 | Apr. 01, 1924 | C.M. Conradson | Clutch Mechanism | metalworking machine mechanisms |
| 1,488,737 | Apr. 01, 1924 | C.M. Conradson | Driving Mechanism for Reciprocating Plattens | metalworking machine mechanisms |
| 1,494,340 | May 20, 1924 | C.M. Conradson | Overarm for Miliing Machines | milling machine accessories |
| 1,503,836 | Aug. 05, 1924 | J.J. Kunzer | Deep Drilling Machine | horizontal drilling machines |
