| US Patent: 65,378 
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| Improvement in Clapboard-Gages | 
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| Patentee: |  |
 | George Hall (exact or similar names) - Middletown, OH |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Jun. 04, 1867 |  USPTO (New site tip)
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                        Ralph Brendler
 
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| Description: |  | This is a double-level square designed for marking clapboards for cutting.
    The smaller fence is held against the corner board, and the larger can be 
    used to mark the clapboard. |  |