| US Patent: 2,148,573 
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| Wrench | 
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| Patentee: |  |
 | Cyrus J. Mulcay (exact or similar names) - Aurora, IL |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | May 23, 1936 |  
| Granted: | Feb. 28, 1939 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Cyrus J. Mulcay patent February 28, 1939 with Richards-Wilcox drum opener |  Google Patents
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                        Stan Schulz
 
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| Description: |  | Multi-function wrench for barrel bungs and the like.
"My present invention has for its  principal object to provide a wrench which is adapted for fitting all the various types of screw plugs in common use on steel drums."
Listed as Nine-In-One All Purpose Drum Opener in a SHAPLEIGH HARDWARE wholesale catalog. |  |