Example: Tennis Racket with adjust. string tension

Looking for : Help With Prototyping

Technical field :

  • Green Technology
  • Every day Commodities

Location : United Kingdom

Remuneration : $ 1500

Description

This is just an example: I am looking for a tennis racket with variable string tension. This is just one example of a search notice for an invention. A kind of invention to order.

Additional Details & Gallery

Additional Info :

Gallery