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The ornamental design for an air cylinder, as shown and described.
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Yoshimura, Shinichi, Itabashi, Junji
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 11 2009 | YOSHIMURA, SHINICHI | SMC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 023860 | /0358 | |
| Dec 11 2009 | ITABASHI, JUNJI | SMC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 023860 | /0358 | |
| Jan 25 2010 | SMC Corporation | (assignment on the face of the patent) | / |
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