TREA

Kraemer; Philipp

Follow

Organization

  • Ontario, CA
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Violin bow guide
    • Patent number 5,301,589
    • Issue date Apr 12, 1994
    • Spadafora; Robert J.
    • Robert J. Spadafora
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks