| US Patent: 1,235,237 
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| Spring Manipulating Tool | 
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| Patentee: |  |
 | William J. Parsons (exact or similar names) - Montague, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Mar. 27, 1917 |  
| Granted: | Jul. 31, 1917 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | William J. Parsons patent July 31, 1917 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The adjusting screw operates paired guides which can close or open the jaws.  This enables the tool to compress and hold springs in two different modes. |  |