| US Patent: 349,905 
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| Weather-Boarding Attachment for Try-Squares | 
| 
| Patentee: |  |
 | William F. Seargeant (exact or similar names) - Marshall, MO |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Feb. 10, 1886 |  
| Granted: | Sep. 28, 1886 |  USPTO (New site tip)
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                        Ralph Brendler
 
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| Description: |  | This gadget attaches to the back of a standard try-square, allowing it to
    be used as a "preacher" for marking clapboards.  The tool is slipped over 
    the clapboard as it butts up against the corner board, and the attached
    scribe is used to trace the cut line. |  |