Dave[_3_]
December 2nd 06, 01:28 AM
Yes they are!
Dave
On Thu, 30 Nov 2006 19:20:12 GMT, "Mark Levin"
> wrote:
>
>Are the added engineering/manufacturing/maintenance issues for
>contra-rotating props that great?
>
>inquiring minds
>ml
Dave
On Thu, 30 Nov 2006 19:20:12 GMT, "Mark Levin"
> wrote:
>
>Are the added engineering/manufacturing/maintenance issues for
>contra-rotating props that great?
>
>inquiring minds
>ml