| US Patent: 1,335,310 
 | 
| Internal-combustion engine | 
| 
| Patentee: |  |
 | Melvin A. Yeakley (exact or similar names) - Canton, OH |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
 | 
| Patent Dates: |  
| Applied: | May 17, 1915 |  
| Granted: | Mar. 30, 1920 |  USPTO (New site tip)
 Google Patents
 Report data errors or omissions to steward 
                        Joel Havens
 
 | 
| 
| Description: |  | "My invention... belongs to that class of internal combustion engines and the like having a number piston cylinders arranged in a circle, a parallel with a mounted power-shaft, and a wabbler mounted on said power-shaft having the cylinder pistons operatively connected thereto." |  |