| US Patent: 141,014 
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| Improvement in Carpenters' Gages Butt Gage
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| Patentee: |  |
 | Mathurin C. Robichau (exact or similar names) - Marblehead, MA |  
 
| USPTO Classifications: |  | 33/44 |  
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | May 19, 1873 |  
| Granted: | Jul. 22, 1873 |  USPTO (New site tip)
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                        Ralph Brendler
 
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| Description: |  | This gage builds upon the good ideas of the Marden patent (125823). It
	 uses the same basic sliding point, but adds a second head and a
	 very unusual T-shaped bar. The new head is interesting in and of
	 itself, as it does not protrude below the bar. This allows the
	 two heads to work independantly of each other. |  |