GENEVA, July 6 -- SPAHR, Yvonne filed a patent application (EP2025/088800) for “SIGNAL DEVICE FOR AT LEAST ONE LETTER BOX”. With publication no. WO/2026/139509, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: A47G 29/122

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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