Frank Duan
Frank Duan's California Electrical Engineer stamp
Watermarked specimen
This downloadable California Electrical Engineer stamp specimen was generated for Frank Duan from the public license details in this directory listing, including license number E 15572. The preview is watermarked and does not prove that Frank Duan approved or sealed a document.
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Frank Duan holds a Electrical Engineer license in California. The credential is registered under license number E 15572 and is currently active. It has been on record since 1997. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.