| US Patent: 1,362,800 
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| Collapsible tap | 
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| Patentee: |  |
 | Peter Jardine (exact or similar names) - Hespeler, ON Canada |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | Oct. 30, 1919 |  
| Granted: | Dec. 21, 1920 |  USPTO (New site tip)
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                        Jeff Joslin
 Vintage Machinery entry for A. B. Jardine Co.
 
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| Description: |  | This patent complements 1,362,799. Where that patent covers the case where the tool is stationary and the work rotates, this patent covers a rotating tool and stationary work-piece. |  |