| US Patent: 1,822,520 
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| Clamping lever for planes Double-Jointed Levercap
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| Patentee: |  |
 | Charles H. Fox (exact or similar names) - Millers Falls, MA |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | Aug. 09, 1928 |  
| Granted: | Sep. 08, 1931 |  
 
USPTO (New site tip)| Patent Pictures:
	      
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                        Steve Reynolds
 
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| Description: |  | The levercap is designed to clamp the center of the blade as well as the top and bottom, in order to more firmly hold it throughout its length. |  |