GENEVA, Nov. 6 -- KOJIMA SEISAKUSHO CO.,LTD. filed a patent application (JP2025/016252) for “DRAINAGE SYSTEM”. With publication no. WO/2026/230034, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: E03C 1/12
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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