US Patent: 5,301,934 
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| Twin Screw Vise
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	        Patentees:
		   |  
 | John S. Lynn (exact or similar names) - Ottawa, ON Canada |  
| Francis A. McLean (exact or similar names) - Oxford Station, ON Canada |  
| Edwin C. Tucker (exact or similar names) - Ottawa, ON Canada |  
| Lloyd Sevack (exact or similar names) - Nepean, ON Canada |  
| Gary W. Lacoste (exact or similar names) - Almonte, ON Canada |  
| Timothy C. Frank (exact or similar names) - Ottawa, ON Canada |  
| Michel Perrier (exact or similar names) - Orleans, ON Canada |  
| Leonard G. Lee (exact or similar names) - Ottawa, ON Canada |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Aug. 10, 1992 | 
 
| Granted: | 
Apr. 12, 1994 | 
 
 
 
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		  Patent Pictures:
	      
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Patent Fig. 1  |  
 
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                        Carl Matthews 
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| 
        Description: |  
| Lee Valley's famous tail vise |  
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