Prospective Concepts « Stingray » experimental pneumatic aircraft

Thread starter Retrofit
Start date 17 February 2009

Retrofit

ACCESS: Top Secret

17 February 2009

The "Stingray" experimental pneumatic aircraft designed by the Swiss Company "Prospective Concepts" between 1995 and 2000.

http://www.prospective-concepts.ch/

Photo from their website.

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Prospective Concepts « Stingray » experimental pneumatic aircraft

Retrofit

ACCESS: Top Secret

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