GB Patent: GB-190,323,811 
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| Improvements in Chain Pipe Vises
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	        Patentee:
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 | William Joseph Grinden (exact or similar names) - Brooklyn, NY U.S.A. |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Nov. 03, 1903 | 
 
| Granted: | 
Jan. 14, 1904 | 
 
 
 
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		  Patent Pictures:
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William J. Grinden patent Nov. 3, 1903  |  
 
Espacenet patent 
			Report data errors or omissions to steward 
                        Stan Schulz GB-190323811 in ESPACENET 
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        Description: |  
| Chain pipe vise corresponding to Grinden's U.S. patent no. 743,072 also dated Nov. 3, 1903.  Improved by GB-190419711.
J.H. Williams & Co. produced the VULCAN CHAIN PIPE VISE. |  
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