1. Rudolph Friedmann LLP 216 Humphrey St, Marblehead, MA 01945 Coordinate: 42.48431,-70.88565 Phone: (781) 639-4600
2. North Shore Patents 25 Robert Rd, Marblehead, MA 01945 Coordinate: 42.49392,-70.88189 Phone: (781) 990-1544