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Xiaochang knows exit of guard against theft
Little common sense of exit of guard against theft1, the door Basis of exit of guard against theft of its structure different, can divide to make the same score exit of type guard against theft, exit of barrier...
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Exit
Patent product, copy person surely investigate! Patent wolf's fang is locked up 1) " automatic closedown " structure, two billiards of the foremost end of cryptot...
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Door lock of new fund guard against theft lets a person be at ease
Door lock of a kind of advanced and mechanical guard against theft that the name is MDC168, make consumer right at present card of the popular dactylogram lock on the market, IC, TM card, biology is locked up waited for intelligen...
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"Ventilated, daylighting (healthy, energy-saving) the door " patent (seek cooper
I am the patent inventor of a Chengdu, the development through two years and perfect what obtained a country to issue on August 8, 2007 eventually " ventilated, daylighting (healthy, ene...
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