John Charles Duffey
John Charles Duffey's Texas Professional Engineer stamp
Watermarked specimen
This downloadable Texas Professional Engineer stamp specimen was generated for John Charles Duffey from the public license details in this directory listing, including license number 109836. The preview is watermarked and does not prove that John Charles Duffey approved or sealed a document.
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John Charles Duffey is a licensed Professional Engineer in Texas. The credential is registered under license number 109836 and is currently active. It has been on record since 2011. Licensure is issued and verifiable through the Texas Board of Professional Engineers and Land Surveyors.