CA Patent: CA-40,796 
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| Wrenches
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	        Patentee:
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 | Campbell A. McIntosh (exact or similar names) - Vancouver, BC Canada |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
May 26, 1891 | 
 
| Granted: | 
Oct. 24, 1892 | 
 
 
 
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		  Patent Pictures:
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Campbell A. McIntosh patent October 24, 1892  |  
 
CIPO Data Espacenet patent 
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                        Stan Schulz Search Canadian Patents 1869-1894 40,796 in Canadian Patents Database 
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        Description: |  
| An interesting adjustable jaw ratchet wrench. The worm of the jaw adjusting screw drives a ring gear that moves the jaws. The ratchet mechanism is reversible.
U.S. patent no. 455,238 (June 30, 1891) is for the same design. |  
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