John Zimmerman
Location: La Mesa, CA United States
Company: ---
Number of times previously entering contest: never
Favorite design and analysis tools: SketchUp
Hobbies and activities: Inventing, Painting
Inspired by: Success, learning about other peoples new ideas
2010 Entries
| Date | Title | Category | Views | Votes |
|---|---|---|---|---|
| 04/20 | Recoil Saw | Consumer Products | 2930 | 2 |