Eric Hsing-shih Chang
Eric Hsing-shih Chang's California Control Systems Engineer stamp
Watermarked specimen
This downloadable California Control Systems Engineer stamp specimen was generated for Eric Hsing-shih Chang from the public license details in this directory listing, including license number 4733. The preview is watermarked and does not prove that Eric Hsing-shih Chang approved or sealed a document.
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Eric Hsing-shih Chang holds a Control Systems Engineer license in California. The credential is registered under license number 4733 and is currently active. It has been on record since 1979. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.