GENEVA, July 31 -- DELTON TECHNOLOGY (GUANGZHOU) INC. filed a patent application (CN2025/139070) for “PCB SOLDER MASK SPRAYING APPARATUS AND SPRAYING METHOD”. With publication no. WO/2026/157556, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: H05K 3/28
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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