GB Patent: GB-190,801,585 
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| Improvements in Tools for Cutting Discs, or Rings Into Two Rings
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	        Patentee:
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 | William T. Jones (exact or similar names) - Newark-on-Trent, Nottinghamshire County,  England |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Jan. 23, 1908 | 
 
| Granted: | 
Apr. 30, 1908 | 
 
 
 
Espacenet patent 
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                        Joel Havens "Vintage Machinery" entry for A. Ransome & Co., Ltd. 
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        Description: |  
| Abstract:
A tool for cutting disks or rings into two rings consists of a bar a with sockets b, into which fit roughing-tools d<3>, d<4> and trueing-tools d<1>, d<2>, these tools being secured by double inclined wedges c so that they can be adjusted to or from the centre. For centring the tool, the bar a has an appendage e on which revolves a bush f placed inside the ring, which is held in a chuck. |  
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