| DE Patent: DE-120,670 
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| Auswechselbare Backe an Rohrzangen | 
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| Patentee: |  |
 | Thomas Edward Ryan (exact or similar names) - San Francisco, CA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | May 29, 1901 |  
| Antedated: | Nov. 01, 1899 |  
 
Espacenet patent| Patent Pictures: |  |  |  | Thomas E. Ryan patent Nov. 1, 1899 (edited) |  Report data errors or omissions to steward 
                        Stan Schulz
 DE-120670 in ESPACENET
 
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| Description: |  | German patent corresponding to U.S. patent 658,962. The swinging hook jaw can be moved to adjust to a range of sizes. Produced in the U.S. as the ATLAS pipe wrench. |  |