Index of /pdf/zentec/patents

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USPAT_3972026.pdf2025-07-04 19:32 1.1M
USPAT_3973244.pdf2016-07-29 16:56 1.3M
USPAT_4047248.pdf2025-07-04 19:32 1.2M
USPAT_4203107.pdf2016-07-29 13:19 1.0M
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