Christopher Shea

Person

  • Southwick, MA, US

Patents Applicationslast 30 patents

  • Information Patent Application

    DUCTMAKING APPARATUS

    • Publication number 20090084152
    • Publication date Apr 2, 2009
    • FORMTEK, INC.
    • Michael C. BORWIG
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...