The broken lines in the drawings illustrate portions of the pneumatic connector that form no part of the claimed design.
The broken lines in the drawings illustrate portions of the pneumatic connector that form no part of the claimed design.
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| 4886466 | Doherty | Dec 1989 | A |
| 4971063 | Flachslaender | Nov 1990 | A |
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| D619706 | Schon | Jul 2010 | S |
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| 20120161432 | Mashak | Jun 2012 | A1 |
| 20160045365 | Foster | Feb 2016 | A1 |