Sean Eric Patterson
Sean Eric Patterson's California Chemical Engineer stamp
Watermarked specimen
This downloadable California Chemical Engineer stamp specimen was generated for Sean Eric Patterson from the public license details in this directory listing, including license number 7213. The preview is watermarked and does not prove that Sean Eric Patterson approved or sealed a document.
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Sean Eric Patterson is a Chemical Engineer licensed to practice in California. The credential is registered under license number 7213 and is currently active. It has been on record since 2025. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.