| US Patent: 5,174,693 
 | 
| Drilling jig | 
| 
| Patentees: |  
 | Francis A. McLean (exact or similar names) - Oxford,  Station CA |  | Leonard G. Lee (exact or similar names) - Ottawa, ON Canada |  | Robin C. Lee (exact or similar names) - Ottawa, ON Canada |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
 | 
| Patent Dates: |  
| Applied: | Aug. 14, 1991 |  
| Granted: | Dec. 29, 1992 |  USPTO (New site tip)
 Google Patents
 Report data errors or omissions to steward 
                        Russ Allen
 
 |