GENEVA, July 9 -- ANQING NORMAL UNIVERSITY filed a patent application (CN2025/071002) for “MULTI-PURPOSE DRAWING DEVICE FOR MATHEMATICAL TEACHING”. With publication no. WO/2026/143751, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: B43L 13/00
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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