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					| Patent    D693389 |  
					| Priority Nov 15 2010 |  
					| Filed May 16 2011 |  
					| Issued Nov 12 2013 |  
					| Expiry Nov 12 2027 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 6 |  
					 | 13 |  
					 | 
						  n/a |  
						 
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			  The ornamental design for a clamping cylinder, as shown and described. | 
 
	
FIG. 1 is a front left side isometric view of a clamping cylinder in accordance with the new design;
FIG. 2 is a left side isometric view thereof, a right side isometric view being a mirror image thereof;
FIG. 3 is a left side bottom isometric view thereof;
FIG. 4 is a right side top view thereof;
FIG. 5 is a front isometric view thereof; and,
FIG. 6 is a rear isometric view thereof.
The broken lines shown in FIGS. 5 and 6 are directed to portions of the clamping cylinder that depict unclaimed environmental subject matter.
	
	Koehler, Benedikt
	
	
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 6257122, | Feb 12 1997 | Heinz-Dieter Schunk GmbH. & Co., Spanntecknik KG | Clamping cylinder | 
    
	 | 6354206, | Jan 18 1999 | Heidelberger Druckmaschinen AG | Printing machine cylinder and clamping device for firmly clamping a cylinder packing | 
    
	 | 6427992, | Oct 13 1999 | Howa Machinery, Ltd. | Clamping cylinder actuator | 
    
	 | 7425000, | Apr 15 2003 | ANDREAS MAIER GMBH & CO  KG | Modular, rapid-action clamping cylinder | 
    
	 | 7520495, | Apr 15 2003 | ANDREAS MAIER GMBH & CO ; ANDREAS MAIER GMBH & CO  KG | Rapid-action clamping cylinder comprising a guiding device | 
    
	 | 7748690, | Feb 09 2004 | ANDREAS MAIER GMBH & CO  KG | Quick-action clamping cylinder with an anti-blocking safety device | 
    
	 | 20050206061, |  |  |  | 
    
	 | 20070063403, |  |  |  | 
    
	 | D285171, | Jul 26 1984 | Western Filament, Inc. | Clamp sleeve | 
    
	 | D312390, | Mar 04 1988 |  | Directional indicating clamp | 
    
	 | D329891, | Feb 05 1990 |  | Garden hose clamp | 
    
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	 | D638698, | Apr 17 2008 | S&B LAWN SYSTEMS, INC | Clamping device | 
	
	
	
	
	
	  
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