US Patent: 2,480,807 
 | 
| Method and apparatus for making impeller wheels
 | 
| 
	        Patentee:
		   |  
|
 | Charles B. De Vlieg (exact or similar names) - Birmingham, MI |  
 
 
| USPTO Classifications: |  
| 
29/23.51, 29/235, 29/889.23, 29/889.4, 409/119, 409/122, 409/84, 415/218.1, 416/183, 416/185, 416/DIG.002
 |  
 
 
 
 
 
 
 | 
| 
        Patent Dates:
         |  
| Applied: | 
Nov. 18, 1944 | 
 
| Granted: | 
Aug. 30, 1949 | 
 
 
 
USPTO (New site tip) Google Patents 
			Report data errors or omissions to steward 
                        Jeff Joslin Vintage Machinery entry for DeVlieg Machine Co. 
 | 
| 
        Description: |  
| This is the patent for the DeVlieg Vanemil, used to machine supercharger vanes for aviation engines. Assignee Thompson Products made aviation engine components. |  
  |