— DVP Obtained multiple patent certificates —
V3.0 Software Registration Certificate
V4.0 Software Registration Certificate
V5.0 Software Registration Certificate
Patent certificate for utility model of guide rail type fiber optic clamping propulsion mechanism
Patent certificate for utility model of explosion-proof fusion splicer fiber optic access structure
Patent certificate for utility model of explosion-proof welding machine switch remote control structure
Practical Model Patent Certificate for Quick Opening Mechanism of Explosion proof Fusion Welding Machine
Copyright Certificate of Optical Power Meter Control Software
Copyright Certificate of Optical time-domain reflectometer Control Software
Patent certificate for utility model of segmented heating furnace for fiber optic fusion splicer
Patent certificate for invention of fast opening explosion-proof optical fiber fusion splicer
Invention Patent Certificate for Interlocking Protection Mechanism of Quick Opening Explosion-proof Fusion Welding Machine
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Tel： +86-25-85582828 Email：dvp@njdvp.com Address： 4-5/F, Building 2, R&D Zone 1, Xuzhuang Software Park, 699-8 Xuanwu Avenue, Nanjing
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