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Home> ABOUT US > Our History > 2022 > HISENA pays attention to the protection of intellectual property rights. Till the first half of 2022, we have obtained a total of 7 patents, including a curved saw support moving frame, a double-head cutting saw feeding structure, and a fully automatic cleaning, welding machine,etc.
HISENA pays attention to the protection of intellectual property rights. Till the first half of 2022, we have obtained a total of 7 patents, including a curved saw support moving frame, a double-head cutting saw feeding structure, and a fully automatic cleaning, welding machine,etc.
2022-12-10 12:02:35
HISENA pays attention to the protection of intellectual property rights. Till the first half of 2022, we have obtained a total of 7 patents, including a curved saw support moving frame, a double-head cutting saw feeding structure, and a fully automatic cleaning, welding machine,etc.
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