US Patent: 950,256 
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| Box-opener
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	        Patentee:
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 | Charles L. Curtis (exact or similar names) - New York, NY |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
May 29, 1908 | 
 
| Granted: | 
Feb. 22, 1910 | 
 
 
 
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                        Jeff Joslin 
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        Description: |  
| This nail puller was too complex to be cost-effective. Examples are rare. The patent was an improvement on patent 819,316. |  
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