David J. Copeland

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San Antonio, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and apparatus for personal safety
- Patent number 7,712,408
- Issue date May 11, 2010
- Pro-Tecks, L.L.C.
- David J. Copeland
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER