The broken lines in the figures illustrate unclaimed environment only and form no part of the claimed design.
The broken lines in the figures illustrate unclaimed environment only and form no part of the claimed design.
Number | Date | Country | Kind |
---|---|---|---|
002057976 | Jun 2012 | EM | regional |
Number | Name | Date | Kind |
---|---|---|---|
D274263 | Duffy | Jun 1984 | S |
D398060 | Brown | Sep 1998 | S |
D511210 | Cardona Burrull | Nov 2005 | S |
D624543 | Kettula | Sep 2010 | S |
D642690 | Altmann et al. | Aug 2011 | S |
20080028734 | McClain | Feb 2008 | A1 |
20120053482 | Addington et al. | Mar 2012 | A1 |
Entry |
---|
http://www.lumed.com/en/disposable-accessories/BV-filters-for-spirometry/. |
http://qubitsystems.com/human/s184-spirometer/. |