Type 171 Mk 1
prototype helicopter
Type 171 Mk 1
is …
instance of (P31)
:
aircraft model
Q15056995
sublass of (P279)
:
Type 171 Sycamore
Q467965
P366
has use
prototype aircraft model
Q15126161
P176
manufacturer
Bristol Aeroplane Company
Q654907
P1092
total produced
1
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