US Patent: 155,183 
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| Improvement in velocipedes
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	        Patentees:
		   |  
 | Edmond Henderer (exact or similar names) - Wilmington, DE |  
| John H. Dale (exact or similar names) - Philadelphia, PA |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Apr. 18, 1874 | 
 
| Granted: | 
Sep. 22, 1874 | 
 
 
 
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                        Jeff Joslin Vintage Machinery entry for Henderer Brothers 
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        Description: |  
| We find no evidence that this "hand propelling road wagon" was ever manufactured. Co-inventor and assignee Edmond (or Edmund) Henderer was a partner in machinery manufacturer Henderer Broters. |  
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