US Patent: 687,841 
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| Slide-bar for bench-vises
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	        Patentee:
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 | Mortimer G. Lewis (exact or similar names) - New York, NY |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Apr. 06, 1901 | 
 
| Granted: | 
Dec. 03, 1901 | 
 
 
 
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                        Carl Matthews 
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        Description: |  
| The inventor was simultaneously director of Prentiss Vise Co., and a direct competitor, Lewis Tool Co., a firm he established in 1894. An article in the 1894-08-09 The Iron Age describes "Lewis Patent Vises" made by the Lewis Tool Company, 44 Barclay street, New York. The vises are slide-bar vises that match this patent. |  
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