US Patent: 150,180 
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| Improvement in vises
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	        Patentee:
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 | Edward L. Morris (exact or similar names) - Boston, MA |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Oct. 20, 1873 | 
 
| Granted: | 
Apr. 28, 1874 | 
 
 
 
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		  Patent Pictures:
	      
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                        Carl Matthews 
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        Description: |  
| A novel type of quick-adjust mechanism, where a handwheel is spun to perform the quick adjustment of the jaws, and a tightening lever is used to do the last tightening and loosening. That tightening level hangs freely when not in use. |  
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