Prop Guard trademark letter received from Greg Morrell of Prop Guard Marine dated 21 February 2006 asking us to cease and desist using the term “Prop Guard”.
Houseboat Propeller Regulation Proposed and Withdrawn by USCG: Analysis by PGIC
History of Boat Propeller Safety
Mitigating Boat Propeller Injuries & Fatalities Chart
Four Volume Review of the Boating Industry’s Boat Propeller Guard Product Liability Defense