| DE Patent: DE-5,692 
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| Neuerungen an Schraubenschlüsseln | 
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| Patentee: |  |
 | Isaiah Smith Hyatt (exact or similar names) - Paris,  France |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Jun. 20, 1879 |  
| Antedated: | Oct. 12, 1878 |  
 
Espacenet patent| Patent Pictures: |  |  |  | German patent 5692 - composite edited image |  Report data errors or omissions to steward 
                        Stan Schulz
 German patent 5692 in ESPACENET
 
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| Description: |  | Combination screw and quick-adjust nut wrench corresponding to U.S. patent 209,569 and British patent GB-187803994 which were granted to John W. Hyatt of Newark, NJ. 
German patent Klasse 87 (a) Gruppe 8. |  |