Index of /images/thumb/7/72/US200830_Patent_(2).jpg

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[IMG]80px-US200830_Patent_(2).jpg2014-04-08 11:35 2.3K 
[IMG]120px-US200830_Patent_(2).jpg2022-02-18 10:59 4.0K 
[IMG]160px-US200830_Patent_(2).jpg2014-04-08 11:35 6.8K 
[IMG]399px-US200830_Patent_(2).jpg2014-04-08 11:35 35K