| 41. | Doodlebugs sometimes pulled an unpowered trailer car, but were more often used singularly.
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| 42. | A DMU car could also pull two unpowered coach cars in addition to itself.
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| 43. | Class TTC is unpowered, it is equipped with a pantograph and a restaurant.
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| 44. | Lifting bodies were also developed using unpowered prototypes.
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| 45. | Wolfkeeper also proposed a merger with unpowered aircraft and within hours began implementing it.
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| 46. | In 1904, four unpowered trailers were delivered by HaWa and numbered 20 24.
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| 47. | Only electric or unpowered water craft are allowed.
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| 48. | J . Y . Watson later admitted that this was in an unpowered glider.
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| 49. | But an unpowered or " dead stick " landing is tricky and dangerous.
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| 50. | These sealed, unpowered transponders were placed at intervals of no more than 1 km.
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