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D2013-019941 | Aug 2013 | JP | national |
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2013 3 0418953 | Aug 2013 | CN | national |
2014 3 0324792 | Sep 2014 | CN | national |
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D2014-029472 | Dec 2014 | JP | national |
D2014-029473 | Dec 2014 | JP | national |
D2014-029474 | Dec 2014 | JP | national |
D2014-029475 | Dec 2014 | JP | national |
D2014-029476 | Dec 2014 | JP | national |
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Website, Amazon.com, “Panasonic RP-HC500 Noise-Canceling Headphones,” http://www.amazon.com/Panasonic-RP-HC500-Noise-Canceing-Discontinued-Manufacuturer/dp/B000OKH6ZI, product originally available Oct. 2, 2001. |
Website, Oh My Gadget!, “Phillips introduced a ‘city’ headphones SHL5705 and SHL5505,” http://omgdgt.com/2014/02/philips-introduced-a-city-headphones-shl5705-and-shl5505/, posted Feb. 11, 2014. |
Number | Date | Country | |
---|---|---|---|
Parent | 29519237 | Mar 2015 | US |
Child | 29605564 | US |
Number | Date | Country | |
---|---|---|---|
Parent | 29483330 | Feb 2014 | US |
Child | 29519237 | US |