http://www.freshpatents.com/Electric-lamp-and-discharge-devices--consumable-electrodes-dtnewntc314.php USPTO Class 314 - Electric lamp and discharge devices: consumable electrodes en-us Tue, 12 Jun 2007 06:41:00 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Ionizer-with-drop-off-prevention-device-for-electrode-dt20070607ptan20070126363.php Tue, 12 Jun 2007 06:41:00 -0700 In an ionizer, in which an electrode cartridge having a pair of electrodes is mounted in an electrode-attaching opening of a housing so as to be freely attached and detached by means of rotating the same around a center axial line, a drop-off prevention cover is attached to the housing....