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			 The ornamental design for an air cylinder, as shown and described. 
			  
			  
			  
			  
			 | 
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FIG. 1 shows a front view of an air cylinder showing my new design;
FIG. 2 shows a back view thereof;
FIG. 3 shows a top view thereof;
FIG. 4 shows a bottom view thereof;
FIG. 5 shows a left side view thereof; and,
FIG. 6 shows a right side view thereof.
| Patent | Priority | Assignee | Title | 
| 10047761, | Jun 13 2008 | Weir Minerals Australia Ltd. | Liner coupling pin | 
| 10253787, | Feb 01 2013 | EATON INTELLIGENT POWER LIMITED | Self-aligning jet pump assembly | 
| 10463025, | May 03 2010 | Classic Brands, LLC | Reversible insert for bird feeder | 
| 10609908, | Nov 01 2013 | Classic Brands, LLC | Small seed converter for bird feeder | 
| 11968962, | Nov 01 2013 | Classic Brands, LLC | Small seed converter for bird feeder | 
| 8833301, | Apr 02 2012 | Classic Brands, LLC | Bird feeder with rotating perch | 
| 8833302, | Apr 02 2012 | Classic Brands, LLC | Bird feeder with rotating perch | 
| 8857374, | May 13 2011 | Classic Brands, LLC | Hopper type wild bird feeder | 
| 8899179, | Mar 14 2011 | Classic Brands, LLC | Cord gripping bird feeder lid for easy operation | 
| 8967953, | Jun 13 2008 | Weir Minerals Australia LTD | Liner coupling pin | 
| 9826720, | May 01 2015 | Classic Brands, LLC | Bird feeder hanger display | 
| 9907293, | May 13 2011 | Classic Brands, LLC | Reversible insert for bird feeder | 
| D587360, | Feb 19 2008 | SMC Corporation | Air filter | 
| D587361, | Feb 19 2008 | SMC Corporation | Air filter | 
| D589601, | Nov 28 2007 | SMC Corporation | Exhaust cleaner for air pressure device | 
| D589602, | Nov 28 2007 | SMC Corporation | Exhaust cleaner for air pressure device | 
| D610166, | Aug 14 2008 | Weir Minerals Australia LTD | Fixing pin for a pump | 
| D623200, | Jan 12 2010 | Nordson Corporation | Pump throat | 
| D623664, | Jan 12 2010 | Nordson Corporation | Pump injector | 
| D624561, | Dec 24 2008 | Piston and shoe assembly for a hydraulic piston pump | |
| D643442, | Jul 31 2009 | Nippon Kayaku Kabushiki Kaisha | Cylinder-type inflator for airbag module | 
| D643855, | Sep 10 2009 | SMC Corporation | Air cylinder | 
| D643856, | Sep 10 2009 | SMC Corporation | Air cylinder | 
| D652059, | Jul 31 2009 | Nippon Kayaku Kabushiki Kaisha | Cylinder-type inflator for airbag module | 
| D678628, | Mar 28 2012 | Classic Brands, LLC | Nectar bottle for a bird feeder | 
| D698502, | Mar 14 2011 | Classic Brands, LLC | Fill component of a bird feeder | 
| D707716, | Oct 25 2012 | Sta-Rite Industries, LLC | Pressure cup | 
| D708401, | Mar 14 2011 | Classic Brands, LLC | Fill component of a bird feeder | 
| D713101, | Nov 28 2012 | Classic Brands, LLC | Bottle for a wild bird feeder | 
| D720506, | Nov 28 2012 | Classic Brands, LLC | Seed reservoir bottle for a wild bird feeder | 
| D723226, | Nov 19 2012 | Classic Brands, LLC | Bird feeder | 
| D724624, | Mar 18 2013 | TBG Technische Beteiligungsgesellschaft AG | Pump part | 
| D728627, | May 30 2013 | EATON INTELLIGENT POWER LIMITED | Diffuser for a jet pump assembly | 
| D729989, | Jan 27 2014 | Classic Brands, LLC | Ant moat for a bird feeder | 
| D744172, | Nov 28 2012 | Classic Brands, LLC | Seed reservoir bottle for a wild bird feeder | 
| D789621, | Jan 07 2016 | Classic Brands, LLC | Hummingbird feeder | 
| D790777, | Apr 14 2016 | Classic Brands, LLC | Nectar bird feeder | 
| RE45715, | Mar 28 2012 | Classic Brands, LLC | Nectar bottle for a bird feeder | 
| RE48343, | May 03 2010 | Classic Brands, LLC | Hopper type wild bird feeder | 
| Patent | Priority | Assignee | Title | 
| D345420, | May 28 1992 | Compact power-actuated male impotency treatment pump | |
| D371562, | Sep 06 1994 | Pump piston | |
| D408420, | Jul 16 1997 | BUEMACH ENGINEERING INTERNATIONAL B V | Fluid powered hydraulic cylinder | 
| D453939, | Jun 07 2000 | Sanden Holdings Corporation | Electromagnetic control valve for a compressor | 
| D461827, | Apr 30 2001 | Eger Products, Inc. | One-piece plastic protector and seal for a fluid cylinder shaft | 
| D471563, | Nov 09 2001 | Nordson Corporation | In line pump throat | 
| D472558, | Mar 17 2000 | Fluid cylinder | |
| D506210, | Nov 09 2001 | Nordson Corporation | In line pump throat | 
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Aug 05 2005 | SMC Corporation | (assignment on the face of the patent) | / | |||
| Oct 11 2005 | WAKI, KAZUFUMI | SMC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 017190 | /0800 | 
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