Source:
How to Get Your Amazing Invention on Store Shelves: An A to Z Guidebook for the Undiscovered Inventor. 2009, p105-138. 34p. 1 Black and White Photograph.
Source:
How to Get Your Amazing Invention on Store Shelves: An A to Z Guidebook for the Undiscovered Inventor. 2009, p93-104. 12p. 1 Black and White Photograph.