US Patent: 1,133,353 
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| Lubricator cup
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	        Patentee:
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 | Charles F. Wray (exact or similar names) - Rochester, NY |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Feb. 02, 1914 | 
 
| Granted: | 
Mar. 30, 1915 | 
 
 
 
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		  Patent Pictures:
	      
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                        Russ Allen 
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        Description: |  
| A datamp user reports seeing these cups usually called drip oilers. It's to provide a fill opening and swivel cover for same. |  
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