US Patent: 266,671 
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| Plumb Bob
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	        Patentee:
		   |  
|
 | William L. Bergen (exact or similar names) - Batavia, IL |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Jun. 30, 1882 | 
 
| Granted: | 
Oct. 31, 1882 | 
 
 
 
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                        Russ Allen. 
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| 
        Description: |  
| Plumb bob with an case that also serves as the line spool. |  
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